Added fix to use accessibility source props (#52397)

Summary:
accessibilityRole is not getting the default value from sourceProps.

This change will fix #52396

## Changelog:

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Fixed accessibilityRole parsing.
Pick one each for the category and type tags:

[GENERAL] [FIXED] - Added fix for setting the default value for accessibility props

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Pull Request resolved: #52397

Test Plan: After this change accessibilityRole will get the default value from sourceProps.

Reviewed By: joevilches

Differential Revision: D77879025

Pulled By: NickGerleman

fbshipit-source-id: c2fd10dd34462e2cd01488b720ba91e4f1998000

Author: Vineeth K

packages/react-native/ReactCommon/react/renderer/components/view/AccessibilityProps.cpp

@@ -224,7 +224,11 @@ AccessibilityProps::AccessibilityProps(
   // it probably can, but this is a fairly rare edge-case that (1) is easy-ish
   // to work around here, and (2) would require very careful work to address
   // this case and not regress the more common cases.
-  if (!ReactNativeFeatureFlags::enableCppPropsIteratorSetter()) {
+  if (ReactNativeFeatureFlags::enableCppPropsIteratorSetter()) {
+    accessibilityRole = sourceProps.accessibilityRole;
+    role = sourceProps.role;
+    accessibilityTraits = sourceProps.accessibilityTraits;
+  } else {
     auto* accessibilityRoleValue =
         rawProps.at("accessibilityRole", nullptr, nullptr);
     auto* roleValue = rawProps.at("role", nullptr, nullptr);