Suppress more Clang-Tidy warnings (#4879)

Author: nlohmann

.clang-tidy

@@ -45,6 +45,7 @@ Checks: '*,
          -hicpp-uppercase-literal-suffix,
          -llvm-header-guard,
          -llvm-include-order,
+         -llvm-prefer-static-over-anonymous-namespace,
          -llvmlibc-*,
          -misc-use-anonymous-namespace,
          -misc-confusable-identifiers,
@@ -67,7 +68,8 @@ Checks: '*,
          -readability-magic-numbers,
          -readability-redundant-access-specifiers,
          -readability-simplify-boolean-expr,
-         -readability-uppercase-literal-suffix'
+         -readability-uppercase-literal-suffix,
+         -readability-use-concise-preprocessor-directives'
 
 CheckOptions:
   - key: hicpp-special-member-functions.AllowSoleDefaultDtor