fix installation of package issue

Signed-off-by: Prati28 <[email protected]>

.github/workflows/lint.yml

@@ -28,6 +28,7 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           pip install flake8 pytest coverage coveralls
+          pip install requirements-test.txt
 
       - name: Lint with flake8
         run: flake8