docs(README): add 2024 ci badge

Author: rpidanny

README.md

@@ -1,6 +1,6 @@
 # Advent of Code Solutions
 
-[![2019 - Tests (py)](https://github.com/rpidanny/advent-of-code/actions/workflows/2019-ci.yml/badge.svg)](https://github.com/rpidanny/advent-of-code/actions/workflows/2019-ci.yml) [![2022 - Tests (js)](https://github.com/rpidanny/advent-of-code/actions/workflows/2022-ci.yml/badge.svg)](https://github.com/rpidanny/advent-of-code/actions/workflows/2022-ci.yml) [![2023 - Tests (ts)](https://github.com/rpidanny/advent-of-code/actions/workflows/2023-ci.yml/badge.svg)](https://github.com/rpidanny/advent-of-code/actions/workflows/2023-ci.yml)
+[![2019 - Tests (py)](https://github.com/rpidanny/advent-of-code/actions/workflows/2019-ci.yml/badge.svg)](https://github.com/rpidanny/advent-of-code/actions/workflows/2019-ci.yml) [![2022 - Tests (js)](https://github.com/rpidanny/advent-of-code/actions/workflows/2022-ci.yml/badge.svg)](https://github.com/rpidanny/advent-of-code/actions/workflows/2022-ci.yml) [![2023 - Tests (ts)](https://github.com/rpidanny/advent-of-code/actions/workflows/2023-ci.yml/badge.svg)](https://github.com/rpidanny/advent-of-code/actions/workflows/2023-ci.yml) [![2024 - Tests (py)](https://github.com/rpidanny/advent-of-code/actions/workflows/2024-ci.yml/badge.svg)](https://github.com/rpidanny/advent-of-code/actions/workflows/2024-ci.yml)
 
 ![AOC](https://repository-images.githubusercontent.com/112706767/160be980-3b1a-11eb-9dbe-439a40adfa99)