Remove @StableReactNativeAPI from Legacy architecture classes (#50634)

Summary:
Pull Request resolved: #50634

Remove StableReactNativeAPI from Legacy architecture classes

changelog: [internal] internal

Reviewed By: alanleedev

Differential Revision: D72802685

fbshipit-source-id: d3ba5237838396a0158d389eb834793755442905

Author: mdvacca

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/ReactInstanceManager.java

@@ -74,7 +74,6 @@
 import com.facebook.react.common.LifecycleState;
 import com.facebook.react.common.ReactConstants;
 import com.facebook.react.common.SurfaceDelegateFactory;
-import com.facebook.react.common.annotations.StableReactNativeAPI;
 import com.facebook.react.common.annotations.VisibleForTesting;
 import com.facebook.react.common.annotations.internal.LegacyArchitecture;
 import com.facebook.react.common.annotations.internal.LegacyArchitectureLogLevel;
@@ -143,7 +142,6 @@
  * <p>To instantiate an instance of this class use {@link #builder}.
  */
 @ThreadSafe
-@StableReactNativeAPI
 @LegacyArchitecture
 public class ReactInstanceManager {
 

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/ReactInstanceManagerBuilder.java

@@ -24,7 +24,6 @@
 import com.facebook.react.bridge.UIManagerProvider;
 import com.facebook.react.common.LifecycleState;
 import com.facebook.react.common.SurfaceDelegateFactory;
-import com.facebook.react.common.annotations.StableReactNativeAPI;
 import com.facebook.react.common.annotations.internal.LegacyArchitecture;
 import com.facebook.react.common.annotations.internal.LegacyArchitectureLogLevel;
 import com.facebook.react.common.annotations.internal.LegacyArchitectureLogger;
@@ -46,7 +45,6 @@
 import java.util.Map;
 
 /** Builder class for {@link ReactInstanceManager} */
-@StableReactNativeAPI
 @LegacyArchitecture
 public class ReactInstanceManagerBuilder {