Upgrade "Run linting and suggest changes" action to 3.12

Author: Jonathan Visser

.github/workflows/lint.yaml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.10']
+        python-version: ['3.12']
 
     steps:
       - uses: actions/checkout@v3