fixed clear filter button

Author: Repooc

Diff for: ElvUI/Mainline/Modules/Skins/LFG.lua

@@ -437,6 +437,7 @@ function S:LookingForGroupFrames()
 	S:HandleButton(LFGListFrame.SearchPanel.BackToGroupButton)
 	LFGListFrame.SearchPanel.RefreshButton:Size(24)
 	LFGListFrame.SearchPanel.RefreshButton.Icon:Point('CENTER')
+	S:HandleCloseButton(LFGListFrame.SearchPanel.FilterButton.ResetToDefaults)
 
 	hooksecurefunc('LFGListApplicationViewer_UpdateApplicant', function(button)
 		if not button.DeclineButton.template then