Remove view managers from @ReactModuleList

Summary: The annotation ReactModuleList that was processed by ReactModuleSpecProcessor.java does not use ViewManagers. Removing this method from the annotation so that there is no confusion on how view managers are added to individual packages.

Reviewed By: achen1

Differential Revision: D9115363

fbshipit-source-id: 43d12e09b0e9b8e1732533f9a4456327778a0eaf

Author: axe-fb

ReactAndroid/src/main/java/com/facebook/react/module/annotations/ReactModuleList.java

@@ -26,10 +26,4 @@
    * @return List of Native modules in the package.
    */
   Class<? extends NativeModule>[] nativeModules();
-
-  /**
-   * The View Managers in this list should be annotated with {@link ReactModule}.
-   * @return List of view manager in the package.
-   */
-  Class<? extends NativeModule>[] viewManagers() default {};
 }