TM Spec: fixed ImageStoreManager name

Summary: It used a wrong name, so this fixed the module lookup.

Reviewed By: yungsters

Differential Revision: D15595099

fbshipit-source-id: f5a711f595d9630541ae08339aa1532ed1d4d5f2

Libraries/Image/NativeImageStore.js

@@ -31,4 +31,4 @@ export interface Spec extends TurboModule {
   ) => void;
 }
 
-export default TurboModuleRegistry.getEnforcing<Spec>('ImageStoringManager');
+export default TurboModuleRegistry.getEnforcing<Spec>('ImageStoreManager');