Fix Android COlor issue

Author: riteshshukla04

packages/react-native/ReactCommon/react/renderer/graphics/platform/android/react/renderer/graphics/HostPlatformColor.h

@@ -15,7 +15,7 @@ namespace facebook::react {
 using Color = int32_t;
 
 namespace HostPlatformColor {
-constexpr facebook::react::Color UndefinedColor = 0;
+constexpr facebook::react::Color UndefinedColor = 0x00FFFFFF; // White with 0 opacity (transparent)
 }
 
 inline Color

packages/react-native/ReactCommon/react/renderer/graphics/platform/cxx/react/renderer/graphics/HostPlatformColor.h

@@ -16,7 +16,7 @@ namespace facebook::react {
 using Color = int32_t;
 
 namespace HostPlatformColor {
-constexpr facebook::react::Color UndefinedColor = 0;
+constexpr facebook::react::Color UndefinedColor = 0x00FFFFFF; // White with 0 opacity (transparent)
 }
 
 inline Color

private/react-native-fantom/src/__tests__/Fantom-itest.js

@@ -548,7 +548,7 @@ describe('Fantom', () => {
             },
           ],
           props: {
-            foregroundColor: 'rgba(0, 0, 0, 0)',
+            foregroundColor: 'rgba(255, 255, 255, 0)',
           },
           type: 'Paragraph',
         });