xfstests: fix awk syntax error in 219

There's one brace too many here - this was pointed out in the review
but slipped back into the commited patch.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <david@fromorbit.com>

219

@@ -86,7 +86,7 @@ test_accounting()
 	done
 
 	repquota -$type -s -n $SCRATCH_MNT  | grep -v "^#0" | filter_scratch |
-	awk '/^#/ { if (seen[$1]) next; seen[$1]++; } } { print; }'
+	awk '/^#/ { if (seen[$1]) next; seen[$1]++; } { print; }'
 }
 
 # real QA test starts here