tasks #7472: catch "git push" errors on tags and branches

Change-Id: Ibec16aa17bca412b89836581dcb5437cd9e2f050
Merge commit 'refs/changes/41/3041/4' of ssh://gerrit.tuleap.net:29418/tuleap into tuleap-stable-master

* ssh://gerrit.tuleap.net:29418/tuleap:
  tasks #7472: catch "git push" errors on tags and branches

Change-Id: I3dfbde0123d56155c8ffb86b7b62b777f3d728ab
Tuleap 7.5.99.14

Change-Id: I42583e9a6ab88de102a19a74668c3f46ae5912dc