Expose jsctooling via prefab (#46430)

Summary:
This PR exposes `jsctooling` prefab that contains `facebook::jsc::makeJSCRuntime` used by Reanimated and other third-party libraries previously accessed via `libjscexecutor.so`.

Based on https://github.com/facebook/react-native/pull/46423.

## Changelog:

[Android] [Changed] - Expose jsctooling via prefab

Pull Request resolved: https://github.com/facebook/react-native/pull/46430

Test Plan: Tested on Reanimated paper-example app built from source on RN 0.76.0-rc.0 with JSC enabled

Reviewed By: cipolleschi

Differential Revision: D62492763

Pulled By: cortinico

fbshipit-source-id: 53b6c0d9bb88559c40b5b8796bf6a1513bd388d9

packages/react-native/ReactAndroid/build.gradle.kts

@@ -230,6 +230,10 @@ val preparePrefab by
               // hermes_executor
               Pair("../ReactCommon/hermes/inspector-modern/", "hermes/inspector-modern/")
             ),
+            PrefabPreprocessingEntry("jsctooling",
+              // jsc
+              Pair("../ReactCommon/jsc/", "jsc/")
+            ),
           ))
       outputDir.set(prefabHeadersDir)
     }
@@ -587,6 +591,7 @@ android {
     create("jsi") { headers = File(prefabHeadersDir, "jsi").absolutePath }
     create("reactnative") { headers = File(prefabHeadersDir, "reactnative").absolutePath }
     create("hermestooling") { headers = File(prefabHeadersDir, "hermestooling").absolutePath }
+    create("jsctooling") { headers = File(prefabHeadersDir, "jsctooling").absolutePath }
   }
 
   publishing {