Prevent addon skins errors in repocc's setup

diff --git a/ElvUI_SLE/modules/install/install.lua b/ElvUI_SLE/modules/install/install.lua
index 8e3466d..138eb98 100755
--- a/ElvUI_SLE/modules/install/install.lua
+++ b/ElvUI_SLE/modules/install/install.lua
@@ -1572,9 +1572,11 @@ function E:RepoocSetup() --The function to switch from classic ElvUI settings to
 	E.private.general.glossTex = "Minimalist" --5.4

 	--Addon Skins
-	E.private.addonskins.EmbedSkada = true --5.4
-	E.private.addonskins.EmbedalDamageMeter = false --5.4
-	E.private.addonskins.EmbedSystemDual = true --5.4
+	if IsAddOnLoaded("ElvUI_AddOnSkins") then
+		E.private.addonskins.EmbedSkada = true --5.4
+		E.private.addonskins.EmbedalDamageMeter = false --5.4
+		E.private.addonskins.EmbedSystemDual = true --5.4
+	end


 --	E.db.gridSize = 110