Updates comment

src/html/toolcompendium.js

@@ -131,7 +131,7 @@ function applySearchFilter(filter) {
   }
 
   // make all sections visible that contain at least one visible searchable
-  let categories = document.querySelectorAll(".tc-section, .tc-program"); // since tc-program can also have subsections with <param-ref>
+  let categories = document.querySelectorAll(".tc-section, .tc-program"); // tc-program can also have subsections since <param-ref> was introduced
   for (let i = 0; i < categories.length; i++) {
     let searchables = categories[i].getElementsByClassName("tc-searchable");
     let k = 0;