Update suppressions.xml dtd link to one that exists
Update suppressions.xml dtd link to one that exists

Signed-off-by: Tomas Slusny <71c4488fd0941e24cd13e3ad13ef1eb0a5fe5168@gmail.com>

runelite/runelite,l2-/runelite,runelite/runelite,runelite/runelite,abelbriggs1/runelite,Sethtroll/runelite,l2-/runelite,abelbriggs1/runelite,Sethtroll/runelite,abelbriggs1/runelite