Fix typo in light stylesheet element ID

js/script.js

@@ -12,7 +12,7 @@ const butClear = document.getElementById("butClear");
 const butErase = document.getElementById("butErase");
 const butProgram = document.getElementById("butProgram");
 const autoscroll = document.getElementById("autoscroll");
-const lightSS = document.getElementById("liht");
+const lightSS = document.getElementById("light");
 const darkSS = document.getElementById("dark");
 const darkMode = document.getElementById("darkmode");
 const firmware = document.querySelectorAll(".upload .firmware input");