fix: correct logic for edit mode check

Reversed the condition checking for edit mode to ensure proper functionality. Previously, the code assumed edit mode when it wasn't, causing unintended behavior. This fix addresses incorrect section handling when the inplace editable class is present.

script.js

@@ -214,7 +214,7 @@
 
           const editMode = $(".inplaceeditable").length > 0;
 
-          if (editMode) {
+          if (!editMode) {
             var sections = $('.course-section');
             var found = false;