Try running the macOS CI builds on macOS 13

Author: Numpsy

.github/workflows/build_and_test.yml

@@ -9,7 +9,7 @@ jobs:
         runs-on: ${{ matrix.os }}
         strategy:
             matrix:
-                os: [ubuntu-latest, windows-latest, macOS-latest]
+                os: [ubuntu-latest, windows-latest, macOS-13]
         steps:
             - uses: actions/checkout@v4
             - name: Setup .NET 6