Update .gitlab-ci.yml file

.gitlab-ci.yml

@@ -45,10 +45,12 @@ deploy-int-release-dev-cscs:
     SPACK_ENV: test
     RELEASE_NAME: EBRAINS-test
   resource_group: shared-NFS-mount-dev-cscs
-  rules:
-    - if: '$CI_COMMIT_BRANCH =~ /test-spack-0.18.1/'
-      when: manual
-      allow_failure: false
+  only:
+    - master
+  except:
+    variables:
+      - $CI_PIPELINE_SOURCE == "schedule"
+
 
 # Deploy the production release of tools (manual pipeline)
 # deploy on the production environment of the okd prod cluster at CSCS