add hl groups for updater

lua/base46/integrations/nvchad_updater.lua

@@ -0,0 +1,7 @@
+local colors = require("base46").get_theme_tb "base_30"
+
+return {
+  nvUpdaterTitle = { fg = colors.black, bg = colors.green },
+  nvUpdaterGitPULL = { bg = colors.darker_black },
+  nvUpdaterProgress = { fg = colors.red, bg = colors.one_bg2 },
+}