[Hugging Face TGI] Add process signature (#21291)

* [Hugging Face TGI] Add process signature

* Update hugging_face_tgi/manifest.json

Co-authored-by: Steven Yuen <[email protected]>

---------

Co-authored-by: Steven Yuen <[email protected]>

Author: dkirov-dd

hugging_face_tgi/manifest.json

@@ -35,7 +35,11 @@
         "prefix": "hugging_face_tgi.",
         "check": "hugging_face_tgi.queue.size",
         "metadata_path": "metadata.csv"
-      }
+      },
+      "process_signatures": [
+	    "text-generation-launcher",
+	    "text-generation-router"
+      ]
     },
     "monitors": {},
     "saved_views": {}