Update readme info

Author: code-shoily

lib/2024/README.md

@@ -10,5 +10,5 @@
 
 | Day | Problem Page | Status | Difficulty | Solution Page | Test Page | Tags |
 | :---: | :------: | :---: | :---: | :---: | :---: | :---: |
-| 3 | [Mull It Over](https://adventofcode.com/2024/day/3) | :1st_place_medal: | :shrug: | [day_03.ex](/lib/2024/day_03.ex) | [day_03_test.exs](/test/2024/day_03_test.exs) |  |
+| 3 | [Mull It Over](https://adventofcode.com/2024/day/3) | :1st_place_medal: | :snowflake: | [day_03.ex](/lib/2024/day_03.ex) | [day_03_test.exs](/test/2024/day_03_test.exs) | [regex](/wiki/tags.md#regex), [fsm](/wiki/tags.md#fsm) |
 

lib/2024/day_03.ex

@@ -2,8 +2,8 @@ defmodule AdventOfCode.Y2024.Day03 do
   @moduledoc """
   --- Day 3: Mull It Over ---
   Problem Link: https://adventofcode.com/2024/day/3
-  Difficulty:
-  Tags:
+  Difficulty: xs
+  Tags: regex fsm
   """
   alias AdventOfCode.Helpers.{InputReader, Transformers}