Revert "Update footer year in README: 2022 → 2023"

Humberto0o0 · Humberto0o0 · commit 02c722c73cff · 2025-08-28T13:18:47.000-04:00
This reverts commit fc598ec.
diff --git a/README.md b/README.md
@@ -13,4 +13,4 @@ Output
    simple interest = p*t*r
 ```
 
-_© 2023 XYZ, Inc._
+_© 2022 XYZ, Inc._
