Correct set_in_progress parameters

Update the callers of update_bug.set_in_progress() to drop the
uploader parameter which was removed previously in change
I1e08ed0dfa62a1d59084a19d87e3af317dabad04.

Change-Id: I966ecfdf634009e8c2ba89bb5c52d9e4df1e73e4
1 file changed