sync(git): Fix issue with @ in chomp_protocol

This would cause Git SSH URLs to be chopped off in set_remote()

See also: #431

Author: tony

src/libvcs/sync/git.py

@@ -605,9 +605,6 @@ def chomp_protocol(url: str) -> str:
         if "+" in url:
             url = url.split("+", 1)[1]
         scheme, netloc, path, query, frag = urlparse.urlsplit(url)
-        rev = None
-        if "@" in path:
-            path, rev = path.rsplit("@", 1)
         url = urlparse.urlunsplit((scheme, netloc, path, query, ""))
         if url.startswith("ssh://[email protected]/"):
             url = url.replace("ssh://", "git+ssh://")