ci: use macos-13 instead of macos-latest

Author: oleg-jukovec

.github/workflows/test.yml

@@ -27,7 +27,7 @@ jobs:
     strategy:
       matrix:
         lua-version: ["5.4", "luajit-2.1"]
-        os: ["ubuntu-latest", "macos-latest"]
+        os: ["ubuntu-latest", "macos-13"]
     runs-on: ${{ matrix.os }}
 
     steps: