Updated lint action

Author: sergioteula

.github/workflows/lint-and-test.yml

@@ -3,9 +3,6 @@ name: Lint and test
 on:
   push:
 
-env:
-  REPO_PATH: "/__w/python-amazon-paapi/python-amazon-paapi"
-
 jobs:
 
   isort:
@@ -15,8 +12,6 @@ jobs:
       volumes:
         - ${{github.workspace}}:/code
     steps:
-    - name: Check out code
-      uses: actions/checkout@v2
-
+    - uses: actions/checkout@v2
     - name: Check imports order
       run: ./scripts/check_isort