Update macOS runner and Xcode version (#202)

* Update xcode

* Bump macOS version

* Replace SwiftUICore.View with SwiftUI.View

* Use macos-14 to everything aside from xrOS

* Use Xcode 15.4 where we don't need Xcode 16

* Use `macos-15` with `Xcode 15.4`

* Remove whitespace

* Only use macos 15 and xcode 16 for testing visionOS

* Restore whitespace

---------

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

.github/workflows/build.yml

@@ -35,13 +35,13 @@ jobs:
       - name: Build SnapshottingTests
         run: xcodebuild build -scheme SnapshottingTests -sdk appletvsimulator -destination 'generic/platform=tvOS Simulator'
   build-visionos:
-      runs-on: macos-14
+      runs-on: macos-15
 
       steps:
       - name: Checkout code
         uses: actions/checkout@v2
       - name: Xcode select
-        run: sudo xcode-select -s '/Applications/Xcode_15.4.app/Contents/Developer'
+        run: sudo xcode-select -s '/Applications/Xcode_16.0.app/Contents/Developer'
       - name: Build TestApp
         run: cd Examples && xcodebuild build -scheme DemoApp -sdk xrsimulator -destination 'generic/platform=visionOS Simulator' -project DemoApp/DemoApp.xcodeproj
       - name: Build Snapshotting
@@ -57,7 +57,7 @@ jobs:
       - name: Xcode select
         run: sudo xcode-select -s '/Applications/Xcode_15.4.app/Contents/Developer'
       - name: Build Test Watch App
-        run: cd Examples && xcodebuild build -scheme 'Demo Watch App' -sdk watchsimulator -destination 'platform=watchOS Simulator,name=Apple Watch Series 9 (41mm)' -project DemoApp/DemoApp.xcodeproj CODE_SIGN_IDENTITY="" CODE_SIGNING_REQUIRED=NO
+        run: cd Examples && xcodebuild build -scheme 'Demo Watch App' -sdk watchsimulator -destination 'generic/platform=watchOS Simulator' -project DemoApp/DemoApp.xcodeproj CODE_SIGN_IDENTITY="" CODE_SIGNING_REQUIRED=NO
       - name: Build Snapshotting
         run: xcodebuild build -scheme Snapshotting -sdk watchsimulator -destination 'generic/platform=watchOS Simulator'
       - name: Build SnapshottingTests