git-p4: Fix an obvious typo

The regexp "$," can't match anything. Clearly not intended.

This was introduced in ce6f33c which is quite a while ago.

Signed-off-by: Tommy Thorn <tommy-git@thorn.ws>
Acked-by: Simon Hausmann <simon@lst.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

contrib/fast-import/git-p4

@@ -1646,7 +1646,7 @@ class P4Clone(P4Sync):
         depotPath = args[0]
         depotDir = re.sub("(@[^@]*)$", "", depotPath)
         depotDir = re.sub("(#[^#]*)$", "", depotDir)
-        depotDir = re.sub(r"\.\.\.$,", "", depotDir)
+	depotDir = re.sub(r"\.\.\.$", "", depotDir)
         depotDir = re.sub(r"/$", "", depotDir)
         return os.path.split(depotDir)[1]