ci: use xcode 16.3 for builds

Author: satya164

.github/workflows/build-templates.yml

@@ -22,7 +22,7 @@ on:
 jobs:
   build:
     env:
-      XCODE_VERSION: 16.2
+      XCODE_VERSION: 16.3
       TURBO_TOKEN: ${{ secrets.TURBO_TOKEN }}
       TURBO_TEAM: ${{ secrets.TURBO_TEAM }}