clean up nvim config

nvim/lua/plugins/colors.lua

@@ -0,0 +1,16 @@
+function theme(repo, opts)
+  opts = opts or {}
+
+  local theme = {
+    repo,
+    lazy = false,
+  }
+
+  return theme
+end
+
+return {
+	theme("nyoom-engineering/oxocarbon.nvim"),
+	theme("tiagovla/tokyodark.nvim"),
+	theme("kdheepak/monochrome.nvim"),
+}