Merge branch 'tests-dev-packages' of 'https://github.com/jjmerchante/grimoirelab-perceval'

Merges #900
Closes #900

Author: sduenas

.github/workflows/tests.yml

@@ -30,6 +30,7 @@ jobs:
       - name: Install dependencies
         run: |
           poetry install -vvv
+          poetry run pip install -r requirements_dev.txt
       - name: Lint with flake8
         run: |
           poetry run flake8