(core) Remove forms popup

Summary: The forms announcement popup should no longer be shown.

Test Plan: N/A

Reviewers: paulfitz

Reviewed By: paulfitz

Subscribers: paulfitz

Differential Revision: https://phab.getgrist.com/D4229

app/client/models/DocPageModel.ts

@@ -221,11 +221,6 @@ export class DocPageModelImpl extends Disposable implements DocPageModel {
             // "Add New" menu should have the same width as the "Add New" button that opens it.
             stretchToSelector: `.${cssAddNewButton.className}`
           }),
-          activeDoc.behavioralPromptsManager.attachPopup('formsAreHere', {
-            popupOptions: {
-              placement: 'right',
-            },
-          }),
           testId('dp-add-new'),
           dom.cls('tour-add-new'),
         ),