Set all CI jobs to run linters

Author: jaime-cespedes-sisniega

.github/workflows/ci.yml

@@ -50,8 +50,7 @@ jobs:
         run: |
           source .venv/bin/activate
 
-      - name: Optional - Install frouros (only used by linters)
-        if: matrix.python-version == 3.9
+      - name: Install frouros
         run: |
           pip install "pytest>=7.4.4,<7.5"
           pip install -e .

tox.ini

@@ -13,9 +13,9 @@ venv = {toxinidir}/.venv
 [gh-actions]
 python =
     3.9: py39, linters
-    3.10: py310
-    3.11: py311
-    3.12: py312
+    3.10: py310, linters
+    3.11: py311, linters
+    3.12: py312, linters
 
 [testenv]
 # Force to upgrade pip/wheel/setuptools to the latest version