chore(ci): use a python version closest to the one in production

Avoid python version mismatch that pulls incompatible dependencies in github actions when running unittests

Signed-off-by: Antoine Bartuccio <antoine.bartuccio@vates.tech>

Author: klmp200

.github/workflows/main.yml

@@ -30,7 +30,7 @@ jobs:
       - name: Set up Python 3
         uses: actions/setup-python@v4
         with:
-          python-version: '3.x'
+          python-version: '3.8' # This is the closest available to 3.7
 
       - name: Install dependencies
         run: |

dev_requirements.txt

@@ -1,4 +1,4 @@
-coverage<7.11
+coverage
 astroid
 pylint
 bitarray