Set Postgres Password in CI

resources/continuous-integration/config/test.yaml

@@ -41,7 +41,7 @@ django-tests:
   variables:
     POSTGRES_DB: thalia
     POSTGRES_USER: postgres
-    POSTGRES_PASSWORD: ""
+    POSTGRES_PASSWORD: postgres
   artifacts:
     paths:
       - covhtml

website/thaliawebsite/settings/testing.py

@@ -13,7 +13,7 @@ DATABASES = {
         "ENGINE": "django.db.backends.postgresql",
         "NAME": "thalia",
         "USER": "postgres",
-        "PASSWORD": "",
+        "PASSWORD": "postgres",
         "HOST": "postgres",
         "PORT": 5432,
     },