chore(ci): bump to MacOS 14 for Companion builds (#6863)

.github/workflows/macosx_cpn.yml

@@ -27,7 +27,7 @@ env:
 
 jobs:
   build:
-    runs-on: macos-13
+    runs-on: macos-15-intel
     if: |
       github.event_name != 'pull_request' ||
       !contains(github.event.pull_request.labels.*.name, 'ci: skip-cpn-macos')
@@ -35,7 +35,7 @@ jobs:
       - name: Select XCode version
         uses: maxim-lobanov/setup-xcode@v1
         with:
-          xcode-version: '14.1.0'
+          xcode-version: '16.0'
 
       - name: Check out the repo
         uses: actions/checkout@v4