Fix double onChange event in Fabric TextInput by checking m_comingFromState

Co-authored-by: HariniMalothu17 <[email protected]>

Author: Copilot

vnext/Microsoft.ReactNative/Fabric/Composition/TextInput/WindowsTextInputComponentView.cpp

@@ -1240,7 +1240,7 @@ void WindowsTextInputComponentView::OnTextUpdated() noexcept {
 
   m_state->updateState(std::move(data));
 
-  if (m_eventEmitter && !m_comingFromJS) {
+  if (m_eventEmitter && !m_comingFromJS && !m_comingFromState) {
     // call onChange event
     auto emitter = std::static_pointer_cast<const facebook::react::WindowsTextInputEventEmitter>(m_eventEmitter);
     facebook::react::WindowsTextInputEventEmitter::OnChange onChangeArgs;