git-svn: don't drop the username from URLs when dcommit is run

We no longer store usernames in URLs stored in git-svn-id lines
for dcommit, so we shouldn't rely on those URLs when connecting
to the remote repository to commit.

git-svn.perl

@@ -393,7 +393,7 @@ sub cmd_dcommit {
 		} else {
 			my %ed_opts = ( r => $last_rev,
 			                log => get_commit_entry($d)->{log},
-			                ra => Git::SVN::Ra->new($url),
+			                ra => Git::SVN::Ra->new($gs->full_url),
 			                tree_a => "$d~1",
 			                tree_b => $d,
 			                editor_cb => sub {