fix: running RNTester in bridgeless mode on visionOS (#90)

Author: okwasniewski

packages/react-native/Libraries/AppDelegate/RCTAppDelegate.mm

@@ -121,14 +121,16 @@ - (UIView *)viewWithModuleName:(NSString *)moduleName initialProperties:(NSDicti
 
     [self createReactHost];
     [RCTComponentViewFactory currentComponentViewFactory].thirdPartyFabricComponentsProvider = self;
-    RCTFabricSurface *surface = [_reactHost createSurfaceWithModuleName:self.moduleName initialProperties:initProps];
+    RCTFabricSurface *surface = [_reactHost createSurfaceWithModuleName:moduleName initialProperties:initProps];
 
     RCTSurfaceHostingProxyRootView *surfaceHostingProxyRootView = [[RCTSurfaceHostingProxyRootView alloc]
                                                                    initWithSurface:surface
                                                                    sizeMeasureMode:RCTSurfaceSizeMeasureModeWidthExact | RCTSurfaceSizeMeasureModeHeightExact];
 
     rootView = (RCTRootView *)surfaceHostingProxyRootView;
     rootView.backgroundColor = [UIColor systemBackgroundColor];
+    [self customizeRootView:(RCTRootView *)rootView];
+    return rootView;
   }
   if (!self.bridge) {
     self.bridge = [self createBridgeWithDelegate:self launchOptions:launchOptions];