fix: remove deprecated setupForm warning and error handling

(cherry picked from commit dde7db948953206d6df385cf6ebea4cc8c86cfcb)

frontend/src/data/script.js

@@ -57,23 +57,6 @@ export function getScript(doctype, view = 'Form') {
         if (!classNames) continue
 
         classNames.forEach((className) => {
-          if (!className) {
-            if (script.includes('setupForm(')) {
-              let message = __(
-                'setupForm() is deprecated, use class syntax instead. Check the documentation for more details.',
-              )
-              createToast({
-                title: __('Deprecation Warning'),
-                text: message,
-                icon: 'alert-triangle',
-                iconClasses: 'text-orange-500',
-                timeout: 10,
-              })
-              console.warn(message)
-            }
-            throw new Error(__('No class found in script'))
-          }
-
           const FormClass = evaluateFormClass(script, className, helpers)
           if (!FormClass) return