macOS 13 -> 14 in tests

Author: kambala-decapitator

.github/workflows/tests.yml

@@ -10,7 +10,7 @@ jobs:
   test-bot:
     strategy:
       matrix:
-        os: [macos-13, macos-15]
+        os: [macos-14, macos-15]
     runs-on: ${{ matrix.os }}
     steps:
       - name: Set up Homebrew