[CI] Changed post_job_artifacts API url

.gitlab-ci.yml

@@ -98,6 +98,6 @@ post_on_slack:
         \"message\": \"Bruh, SkywardHub just dropped a new build!\",
         \"commit_message\": \"${CI_COMMIT_MESSAGE//[$'\n']}\",
         \"channel_id\": \"$SLACK_CHANNEL_ID\"
-      }" https://api.skywarder.eu/post_job_artifacts
+      }" https://api.skywarder.eu/swd/post_job_artifacts
   rules:
     - if: $CI_COMMIT_BRANCH == "main"