Fix yarn instruction to publish version by version number

This patch fixes the `yarn publish` which uses the wrong cli parameter
and outputs the yarn version instead of publishing the package.

.gitlab-ci.yml

@@ -28,6 +28,6 @@ test:
 publish:
   stage: publish
   script:
-    - yarn publish --version "$CI_COMMIT_TAG"
+    - yarn publish --new-version "$CI_COMMIT_TAG"
   rules:
     - if: '$CI_COMMIT_TAG'