In GenerateTooltipContent(): Used a color code directly to replace addon:hexcolor("RED")

diff --git a/Frame.lua b/Frame.lua
index 0f74979..5159a79 100644
--- a/Frame.lua
+++ b/Frame.lua
@@ -650,7 +650,7 @@ do
 		local exclude = addon.db.profile.exclusionlist

 		if exclude[rIndex] then
-			ttAdd(0, -1, true, L["RECIPE_EXCLUDED"], addon:hexcolor("RED"))
+			ttAdd(0, -1, true, L["RECIPE_EXCLUDED"], "|cffff0000")
 		end

 		-- Add in skill level requirement, colored correctly