Set nightly job to run on nightly as before

Uncomment lines that were used for debugging

Author: GuiMacielPereira

.github/workflows/ci_tests_nightly.yml

@@ -1,9 +1,8 @@
 name: mvesuvio nightly build
 
-on: push
-# on:
-#   schedule:
-#     - cron: '0 2 * * *'
+on:
+  schedule:
+    - cron: '0 2 * * *'
 
 jobs:
   test:
@@ -42,7 +41,7 @@ jobs:
         run: |
           coveralls --service=github-actions
 
-      # # Runs System tests
-      # - name: Run mvesuvio analysis system tests
-      #   run: |
-      #     python -m unittest discover -s ./tests/system
+      # Runs System tests
+      - name: Run mvesuvio analysis system tests
+        run: |
+          python -m unittest discover -s ./tests/system