fix create-or-update-multidev CI job in git commit part

.gitlab-ci.yml

@@ -53,7 +53,7 @@ create-or-update-multidev:
     git config user.email "not-real-address@gitlab.developers.cam.ac.uk"
     git config user.name "CI Job"
     git add upstream-configuration/composer.json
-    git commit -m "Update upstream-configuration/composer.json with profile branch $CI_COMMIT_REF_NAME"
+    git commit -m "Update upstream-configuration/composer.json with profile branch $CI_COMMIT_REF_NAME" || true
     git push
     cd ..
     sleep 5