Limit ubuntu version to 22.04 for python 3.7.

Author: Martin005

.github/workflows/python.yml

@@ -14,7 +14,7 @@ on:
 jobs:
   build:
 
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     strategy:
       matrix:
         python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]