Updated pylint.yml to look at all files

Author: HameedFawwaz

.github/workflows/pylint.yml

@@ -21,4 +21,4 @@ jobs:
         pip install -r requirements.txt
     - name: Analysing the code with pylint
       run: |
-        pylint --rcfile=.pylintrc $(git ls-files '*.py')
+        pylint --rcfile=.pylintrc mavctl