doc: Update README.md

README.md

@@ -1,6 +1,6 @@
 # Advent of Code 2023
 
-<img src="https://s3.cdalvaro.io/github.com/cdalvaro/advent-of-code-2023/Ruby.png" alt="Ruby" height="360px" margin="5px" align="right"/>
+<img src="https://s3.cdalvaro.io/github.com/cdalvaro/advent-of-code-2023/RubyLang.png" alt="Ruby" width="86px" margin="5px" align="right"/>
 
 This repo contains my solutions to the [Advent of Code 2023](https://adventofcode.com/2023) challenges, written in the [Ruby](https://www.ruby-lang.org) programming language.
 
@@ -20,6 +20,8 @@ bundle exec rake test
 
 ## Puzzles
 
+<img src="https://s3.cdalvaro.io/github.com/cdalvaro/advent-of-code-2023/Ruby.png" alt="Ruby" height="360px" margin="5px" align="right"/>
+
 |                 Day |                    Solution                     | Rank  |
 |--------------------:|:-----------------------------------------------:|:-----:|
 | [**1**][day01_link] | [`lib/puzzles/day01.rb`](lib/puzzles/day01.rb)  | ⭐🌟✴️ |