Fix expected git output.

I get slightly different output in one test than others.

Author: mauritsvanrees

src/mr/developer/tests/test_git.py

@@ -169,6 +169,7 @@ def testUpdateVerbose(self, develop, mkgitrepo, src, capsys):
                 "* develop\n  remotes/origin/HEAD -> origin/develop\n  remotes/origin/develop\n  remotes/origin/master\nBranch master set up to track remote branch master from origin.\n  develop\n* master\n  remotes/origin/HEAD -> origin/develop\n  remotes/origin/develop\n  remotes/origin/master\nAlready up-to-date.\n\n",
                 "* develop\n  remotes/origin/HEAD -> origin/develop\n  remotes/origin/develop\n  remotes/origin/master\nBranch 'master' set up to track remote branch 'master' from 'origin'.\n  develop\n* master\n  remotes/origin/HEAD -> origin/develop\n  remotes/origin/develop\n  remotes/origin/master\nAlready up to date.\n\n",
                 "* develop\n  remotes/origin/HEAD -> origin/develop\n  remotes/origin/develop\n  remotes/origin/master\nbranch 'master' set up to track 'origin/master'.\n  develop\n* master\n  remotes/origin/HEAD -> origin/develop\n  remotes/origin/develop\n  remotes/origin/master\nAlready up to date.\n\n",
+                "* develop\n  remotes/origin/HEAD -> origin/develop\n  remotes/origin/develop\n  remotes/origin/master\nbranch 'master' set up to track 'origin/master' by rebasing.\n  develop\n* master\n  remotes/origin/HEAD -> origin/develop\n  remotes/origin/develop\n  remotes/origin/master\nAlready up to date.\n\n",
             ]
             assert captured.out in git_outputs
             CmdStatus(develop)(develop.parser.parse_args(['status', '-v']))