g.extension: fix bitbucket download, assumes master branch, see https://trac.osgeo.org/grass/ticket/3478

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@74376 15284696-431f-4ddb-bdfa-cd5b030d7da7

scripts/g.extension/g.extension.py

@@ -1533,7 +1533,7 @@ KNOWN_HOST_SERVICES_INFO = {
         'ignored_suffixes': ['.zip', '.tar.gz', '.gz', '.bz2'],
         'possible_starts': ['', 'https://', 'http://'],
         'url_start': 'https://',
-        'url_end': '/get/default.zip',
+        'url_end': '/get/master.zip',
     },
 }