Switch to new lazy-based config

Still a bit WIP. Gradually adding back old plugins and config from old config.

lua/plugins/mini-indentscope.lua

@@ -0,0 +1,11 @@
+return {
+  "echasnovski/mini.indentscope",
+  opts = {
+    draw = {
+      -- Speed up distracting animation
+      animation = function()
+        return 1
+      end,
+    },
+  },
+}