Set correct build argument

.gitlab-ci.yml

@@ -12,7 +12,7 @@ build-job:       # This job runs in the build stage, which runs first.
   stage: build
   script:
     - echo "Compiling the code..."
-    - python -m setup.py build --wheel
+    - python -m build --wheel
     - echo "Compile complete."
 
 # unit-test-job:   # This job runs in the test stage.