Only ignore AnimatedProps that use vectorized animation on iOS

Summary:
facebook#37925 mitigated an issue where vectorized animations (e.g. AnimatedColor) would flicker. This issue was never present in Android. In face, it somehow introduced the issues it solved for iOS onto Android.

## Changelog
[General][Fixed] - AnimatedColor flickering on Android

Differential Revision: D47114536

fbshipit-source-id: 3785d663808236bbd15ff49702564e5fe94d77e1

packages/react-native/Libraries/Animated/animations/Animation.js

@@ -14,6 +14,7 @@ import type {PlatformConfig} from '../AnimatedPlatformConfig';
 import type AnimatedNode from '../nodes/AnimatedNode';
 import type AnimatedValue from '../nodes/AnimatedValue';
 
+import Platform from '../../Utilities/Platform';
 import NativeAnimatedHelper from '../NativeAnimatedHelper';
 import AnimatedColor from '../nodes/AnimatedColor';
 import AnimatedProps from '../nodes/AnimatedProps';
@@ -84,7 +85,10 @@ export default class Animation {
     // may not have completed yet. For example, only the animation for the red channel of
     // an animating color may have been completed, resulting in a temporary red color
     // being rendered. So, for now, ignore AnimatedProps that use a vectorized animation.
-    if (node instanceof AnimatedValueXY || node instanceof AnimatedColor) {
+    if (
+      Platform.OS === 'ios' &&
+      (node instanceof AnimatedValueXY || node instanceof AnimatedColor)
+    ) {
       return result;
     }