revert js example

Author: intergalacticspacehighway

packages/rn-tester/js/utils/RNTesterList.android.js

@@ -330,15 +330,10 @@ const APIs: Array<RNTesterModuleInfo> = ([
     module: require('../examples/Filter/FilterExample'),
   },
   {
-    key: 'LinearGradientExample',
+    key: 'LinearGradient',
     category: 'UI',
     module: require('../examples/LinearGradient/LinearGradientExample'),
   },
-  {
-    key: 'RadialGradientExample',
-    category: 'UI',
-    module: require('../examples/RadialGradient/RadialGradientExample'),
-  },
   {
     key: 'MixBlendModeExample',
     category: 'UI',