Fix redirect to patch edit page on creation (#6)

After [this
refactor](a173224)
of the patch URL, when you create a patch, you're still redirected to
the old patch URL, which no longer exists.

Author: polkerty

pgcommitfest/commitfest/views.py

@@ -432,7 +432,7 @@ def newpatch(request, cfid):
             # Now add the thread
             try:
                 doAttachThread(cf, patch, form.cleaned_data['threadmsgid'], request.user)
-                return HttpResponseRedirect("/%s/%s/edit/" % (cf.id, patch.id))
+                return HttpResponseRedirect("/patch/%s/edit/" % (patch.id,))
             except Http404:
                 # Thread not found!
                 # This is a horrible breakage of API layers