[Fizz] Don't handle errors in completeBoundary instruction (#33073)

Stacked on #33066 and #33068.

Currently we're passing `errorDigest` to `completeBoundary` if there is
a client side error (only CSS loading atm). This only exists because of
`completeBoundaryWithStyles`. Normally if there's a server-side error
we'd emit the `clientRenderBoundary` instruction instead. This adds
unnecessary code to the common case where all styles are in the head.
This is about to get worse with batching because client render shouldn't
be throttled but complete should be.

The first commit moves the client render logic inline into
`completeBoundaryWithStyles` so we only pay for it when styles are used.

However, the approach I went with in the second commit is to reuse the
`$RX` instruction instead (`clientRenderBoundary`). That way if you have
both it ends up being amortized. However, it does mean we have to emit
the `$RX` (along with the `$RC` helper if any
`completeBoundaryWithStyles` instruction is needed.

DiffTrain build for [ee077b6](ee077b6)

Author: sebmarkbage

compiled/facebook-www/REVISION

@@ -1 +1 @@
-bb57fa7351776a86448c1a094bea8108fd6b34ff
+ee077b6ccddd916440bb7570ba6f53673d920700

compiled/facebook-www/REVISION_TRANSFORMS

@@ -1 +1 @@
-bb57fa7351776a86448c1a094bea8108fd6b34ff
+ee077b6ccddd916440bb7570ba6f53673d920700

compiled/facebook-www/React-dev.classic.js

@@ -1538,7 +1538,7 @@ __DEV__ &&
     exports.useTransition = function () {
       return resolveDispatcher().useTransition();
     };
-    exports.version = "19.2.0-www-classic-bb57fa73-20250501";
+    exports.version = "19.2.0-www-classic-ee077b6c-20250501";
     "undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ &&
       "function" ===
         typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop &&

compiled/facebook-www/React-dev.modern.js

@@ -1538,7 +1538,7 @@ __DEV__ &&
     exports.useTransition = function () {
       return resolveDispatcher().useTransition();
     };
-    exports.version = "19.2.0-www-modern-bb57fa73-20250501";
+    exports.version = "19.2.0-www-modern-ee077b6c-20250501";
     "undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ &&
       "function" ===
         typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop &&

compiled/facebook-www/React-prod.classic.js

@@ -636,4 +636,4 @@ exports.useSyncExternalStore = function (
 exports.useTransition = function () {
   return ReactSharedInternals.H.useTransition();
 };
-exports.version = "19.2.0-www-classic-bb57fa73-20250501";
+exports.version = "19.2.0-www-classic-ee077b6c-20250501";

compiled/facebook-www/React-prod.modern.js

@@ -636,4 +636,4 @@ exports.useSyncExternalStore = function (
 exports.useTransition = function () {
   return ReactSharedInternals.H.useTransition();
 };
-exports.version = "19.2.0-www-modern-bb57fa73-20250501";
+exports.version = "19.2.0-www-modern-ee077b6c-20250501";

compiled/facebook-www/React-profiling.classic.js

@@ -640,7 +640,7 @@ exports.useSyncExternalStore = function (
 exports.useTransition = function () {
   return ReactSharedInternals.H.useTransition();
 };
-exports.version = "19.2.0-www-classic-bb57fa73-20250501";
+exports.version = "19.2.0-www-classic-ee077b6c-20250501";
 "undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ &&
   "function" ===
     typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop &&

compiled/facebook-www/React-profiling.modern.js

@@ -640,7 +640,7 @@ exports.useSyncExternalStore = function (
 exports.useTransition = function () {
   return ReactSharedInternals.H.useTransition();
 };
-exports.version = "19.2.0-www-modern-bb57fa73-20250501";
+exports.version = "19.2.0-www-modern-ee077b6c-20250501";
 "undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ &&
   "function" ===
     typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop &&

compiled/facebook-www/ReactART-dev.classic.js

@@ -19014,10 +19014,10 @@ __DEV__ &&
     (function () {
       var internals = {
         bundleType: 1,
-        version: "19.2.0-www-classic-bb57fa73-20250501",
+        version: "19.2.0-www-classic-ee077b6c-20250501",
         rendererPackageName: "react-art",
         currentDispatcherRef: ReactSharedInternals,
-        reconcilerVersion: "19.2.0-www-classic-bb57fa73-20250501"
+        reconcilerVersion: "19.2.0-www-classic-ee077b6c-20250501"
       };
       internals.overrideHookState = overrideHookState;
       internals.overrideHookStateDeletePath = overrideHookStateDeletePath;
@@ -19051,7 +19051,7 @@ __DEV__ &&
     exports.Shape = Shape;
     exports.Surface = Surface;
     exports.Text = Text;
-    exports.version = "19.2.0-www-classic-bb57fa73-20250501";
+    exports.version = "19.2.0-www-classic-ee077b6c-20250501";
     "undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ &&
       "function" ===
         typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop &&

compiled/facebook-www/ReactART-dev.modern.js

@@ -18786,10 +18786,10 @@ __DEV__ &&
     (function () {
       var internals = {
         bundleType: 1,
-        version: "19.2.0-www-modern-bb57fa73-20250501",
+        version: "19.2.0-www-modern-ee077b6c-20250501",
         rendererPackageName: "react-art",
         currentDispatcherRef: ReactSharedInternals,
-        reconcilerVersion: "19.2.0-www-modern-bb57fa73-20250501"
+        reconcilerVersion: "19.2.0-www-modern-ee077b6c-20250501"
       };
       internals.overrideHookState = overrideHookState;
       internals.overrideHookStateDeletePath = overrideHookStateDeletePath;
@@ -18823,7 +18823,7 @@ __DEV__ &&
     exports.Shape = Shape;
     exports.Surface = Surface;
     exports.Text = Text;
-    exports.version = "19.2.0-www-modern-bb57fa73-20250501";
+    exports.version = "19.2.0-www-modern-ee077b6c-20250501";
     "undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ &&
       "function" ===
         typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop &&