[nvim] Cleans up plugins, adds transparency.

home-manager/features/neovim/config/lua/plugins/tokyonight.lua

@@ -0,0 +1,10 @@
+return {
+  "folke/tokyonight.nvim",
+  opts = {
+    transparent = true,
+    styles = {
+      sidebars = "transparent",
+      -- floats = "transparent",
+    },
+  },
+}