Fix issue when calling arrange on an RN Island during load (#14362)

* Fix issue when calling arrange on an RN Island during load

* Change files

---------

Co-authored-by: Tatiana Kapos <tatianakapos@microsoft.com>

Author: acoates-ms

change/react-native-windows-b14f249c-ae04-440c-97dc-bf0831e5d537.json

@@ -0,0 +1,7 @@
+{
+  "type": "prerelease",
+  "comment": "Fix issue when calling arrange on an RN Island during load",
+  "packageName": "react-native-windows",
+  "email": "30809111+acoates-ms@users.noreply.github.com",
+  "dependentChangeType": "patch"
+}

vnext/Microsoft.ReactNative/Fabric/Composition/ReactNativeIsland.cpp

@@ -778,7 +778,7 @@ winrt::Windows::Foundation::Size ReactNativeIsland::Measure(
   facebook::react::LayoutConstraints constraints;
   ApplyConstraints(layoutConstraints, constraints);
 
-  if (m_isInitialized && m_rootTag != -1) {
+  if (m_isInitialized && m_rootTag != -1 && m_hasRenderedVisual) {
     if (auto fabricuiManager = ::Microsoft::ReactNative::FabricUIManager::FromProperties(
             winrt::Microsoft::ReactNative::ReactPropertyBag(m_context.Properties()))) {
       facebook::react::LayoutContext context;
@@ -809,7 +809,7 @@ void ReactNativeIsland::Arrange(
   facebook::react::LayoutConstraints fbLayoutConstraints;
   ApplyConstraints(layoutConstraints, fbLayoutConstraints);
 
-  if (m_isInitialized && m_rootTag != -1 && !m_isFragment) {
+  if (m_isInitialized && m_rootTag != -1 && !m_isFragment && m_hasRenderedVisual) {
     if (auto fabricuiManager = ::Microsoft::ReactNative::FabricUIManager::FromProperties(
             winrt::Microsoft::ReactNative::ReactPropertyBag(m_context.Properties()))) {
       facebook::react::LayoutContext context;