chore(vim): rename plugin configuration folder

nvim/plugin-config/web-devicons.lua

@@ -0,0 +1,10 @@
+-- nvim-web-devicons
+-- https://github.com/kyazdani42/nvim-web-devicons
+
+local status, web_devicons = pcall(require, 'nvim-web-devicons')
+if (not status) then return end
+
+web_devicons.setup({
+  override = {},
+  default = true,
+})