More Xcode 16.3

Author: paulb777

.github/workflows/firestore.yml

@@ -494,19 +494,19 @@ jobs:
             xcode: Xcode_16.2
             target: iOS
           - os: macos-15
-            xcode: Xcode_16.2
+            xcode: Xcode_16.3
             target: iOS
           - os: macos-15
-            xcode: Xcode_16.2
+            xcode: Xcode_16.3
             target: tvOS
           - os: macos-15
-            xcode: Xcode_16.2
+            xcode: Xcode_16.3
             target: macOS
           - os: macos-15
-            xcode: Xcode_16.2
+            xcode: Xcode_16.3
             target: catalyst
           - os: macos-15
-            xcode: Xcode_16.2
+            xcode: Xcode_16.3
             target: visionOS
     runs-on: ${{ matrix.os }}
     env: