Added ability to set custom accessibility tap handler to React Native

React/Modules/RCTUIManager.m

@@ -1309,6 +1309,9 @@ RCT_EXPORT_METHOD(clearJSResponder)
     @"topLoadingError": @{
       @"registrationName": @"onLoadingError"
     },
+    @"topAccessibilityTap": @{
+      @"registrationName": @"onAccessibilityTap"
+    },
     @"topMagicTap": @{
       @"registrationName": @"onMagicTap"
     },