Update .gitlab-ci.yml file

.gitlab-ci.yml

@@ -5,10 +5,11 @@ run_tests:
     stage: test
     image: python3.10
     before_script:
-        - python --version
         - pwd
         - ls
+        - python3 --version
+
     script:
         - echo "Running unit pytest..." 
-        - pytest -v
+        - python3 -m pytest -v
         - echo "Done!"
\ No newline at end of file