Update README.md

Author: erikw

README.md

@@ -8,7 +8,7 @@
 [![Languages Used](https://img.shields.io/badge/solution%20languages-Ruby,%20JavaScript,%20Python-blue)](#)
 [![SLOC](https://sloc.xyz/github/erikw/advent-of-code-solutions?lower=true)](#)
 [![GitHub last commit (branch)](https://img.shields.io/github/last-commit/erikw/advent-of-code-solutions/main)](#)
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