(core) Show coaching popup after Add New tip is dismissed

Summary:
This is to prevent too many popups from being shown on screen at any
given moment.

Test Plan: Tested manually.

Reviewers: jarek

Reviewed By: jarek

Differential Revision: https://phab.getgrist.com/D3841

app/client/components/BehavioralPromptsManager.ts

@@ -63,6 +63,10 @@ export class BehavioralPromptsManager extends Disposable {
     return this._dismissedTips.get().has(prompt);
   }
 
+  public shouldShowTips() {
+    return !this._prefs.get().dontShowTips;
+  }
+
   private _queueTip(refElement: Element, prompt: BehavioralPrompt, options: AttachOptions) {
     if (
       // Don't show tips if surveying is disabled.