Update day15.md (#544)

bishabosha · web-flow · commit 28b4637b64ab · 2024-01-10T15:09:09.000+01:00
credit @sjrd
diff --git a/docs/2023/puzzles/day15.md b/docs/2023/puzzles/day15.md
@@ -2,6 +2,8 @@ import Solver from "../../../../../website/src/components/Solver.js"
 
 # Day 15: Lens Library
 
+by [@sjrd](https://github.com/sjrd)
+
 ## Puzzle description
 
 https://adventofcode.com/2023/day/15
