Internalize TaskCompletionSource class (#47543)

Summary:
Pull Request resolved: #47543

TaskCompletionSource is public but it shouldn't, in this diff I'm making it intenral

changelog: [Android][Breaking] Reduce visibility of TaskCompletionSource class

Reviewed By: javache

Differential Revision: D65738324

fbshipit-source-id: 61db35a408162c53398b20e45a52f3eb46de1eae

packages/react-native/ReactAndroid/api/ReactAndroid.api

@@ -3895,17 +3895,6 @@ public abstract interface class com/facebook/react/runtime/internal/bolts/Task$U
 	public abstract fun unobservedException (Lcom/facebook/react/runtime/internal/bolts/Task;Lcom/facebook/react/runtime/internal/bolts/UnobservedTaskException;)V
 }
 
-public final class com/facebook/react/runtime/internal/bolts/TaskCompletionSource {
-	public fun <init> ()V
-	public final fun getTask ()Lcom/facebook/react/runtime/internal/bolts/Task;
-	public final fun setCancelled ()V
-	public final fun setError (Ljava/lang/Exception;)V
-	public final fun setResult (Ljava/lang/Object;)V
-	public final fun trySetCancelled ()Z
-	public final fun trySetError (Ljava/lang/Exception;)Z
-	public final fun trySetResult (Ljava/lang/Object;)Z
-}
-
 public final class com/facebook/react/shell/MainPackageConfig {
 	public fun <init> (Lcom/facebook/imagepipeline/core/ImagePipelineConfig;)V
 	public final fun getFrescoConfig ()Lcom/facebook/imagepipeline/core/ImagePipelineConfig;

packages/react-native/ReactAndroid/src/main/java/com/facebook/react/runtime/internal/bolts/TaskCompletionSource.kt

@@ -13,7 +13,7 @@ package com.facebook.react.runtime.internal.bolts
  * access to the consumer side through the getTask() method while isolating the Task's completion
  * mechanisms from the consumer.
  */
-public class TaskCompletionSource<TResult>() {
+internal class TaskCompletionSource<TResult>() {
 
   /** @return the Task associated with this TaskCompletionSource. */
   public val task: Task<TResult> = Task()