Specify a python-version for the pre-commit job.

Author: Julian

.github/workflows/ci.yml

@@ -15,6 +15,8 @@ jobs:
     steps:
     - uses: actions/checkout@v3
     - uses: actions/setup-python@v4
+      with:
+        python-version: "3.10"
     - uses: pre-commit/[email protected]
 
   ci: