[FIX] Archivebot: Don't test uz wp

Recently the archivebot test on uz wp fails because the Timestripper
doesn't recognize a dash between the day and month name. As long as the
Timestripper doesn't support this format, expect failures.

Change-Id: I3cbf5b4f399bd150a912485269d77bd6d244f440
Merge "[FIX] Archivebot: Don't test uz wp"