Update Xcode version in GitHub Actions workflow from 15.2 to 16.1

- Changed the Xcode version in the release workflow to ensure compatibility with the latest features and improvements.
- This update is part of ongoing enhancements to the CI/CD pipeline for better build reliability.

.github/workflows/release.yml

@@ -23,7 +23,7 @@ jobs:
       - name: Setup Xcode
         uses: maxim-lobanov/setup-xcode@v1
         with:
-          xcode-version: '15.2'
+          xcode-version: '16.1'
 
       - name: Install Tuist
         run: |