Update CI to use macOS 15 with Xcode 16.2

Author: pavankataria

.github/workflows/ci.yml

@@ -8,13 +8,13 @@ on:
 
 jobs:
   build:
-    runs-on: macos-14
+    runs-on: macos-15
 
     steps:
     - uses: actions/checkout@v4
 
-    - name: Select Xcode
-      run: sudo xcode-select -s /Applications/Xcode.app/Contents/Developer
+    - name: Select Xcode 16
+      run: sudo xcode-select -s /Applications/Xcode_16.2.app/Contents/Developer
 
     - name: Show Xcode version
       run: xcodebuild -version
@@ -33,5 +33,5 @@ jobs:
         xcodebuild test \
           -project Example/SwiftDataTables.xcodeproj \
           -scheme SwiftDataTables-Example \
-          -destination 'platform=iOS Simulator,name=iPhone 15' \
+          -destination 'platform=iOS Simulator,name=iPhone 16' \
           CODE_SIGNING_ALLOWED=NO