dev: use deep extension for tables

lua/catppuccino/core/mapper.lua

@@ -185,7 +185,7 @@ local function get_integrations()
 		end
 
 		if cot then
-			table.insert(final_integrations, require("catppuccino.core.integrations." .. integration).get(cpt))
+			final_integrations = vim.tbl_deep_extend("force", final_integrations, require("catppuccino.core.integrations." .. integration).get(cpt))
 		end
 	end
 

lua/catppuccino/utils/util.lua

@@ -104,14 +104,8 @@ end
 
 function util.syntax(tbl)
 	for group, colors in pairs(tbl) do
-		if type(group) == "number" then
-			for inner_group, clrs in pairs(colors) do
-				util.highlight(inner_group, clrs)
-			end
-		else
 		util.highlight(group, colors)
 	end
-	end
 end
 
 function util.properties(tbl)