ci: bumpy python to 3.9 in coverage-reporter

Author: mrava87

.github/workflows/codacy-coverage-reporter.yaml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       matrix:
         platform: [ ubuntu-latest, ]
-        python-version: ["3.8", ]
+        python-version: ["3.9", ]
 
     runs-on: ${{ matrix.platform }}
     steps: