Fix: end current tour when switching blogs

Author: Momo Ozawa

WordPress/Classes/ViewRelated/Blog/Site Picker/SitePickerViewController.swift

@@ -150,6 +150,10 @@ extension SitePickerViewController {
     private func switchToBlog(_ blog: Blog) {
         self.blog = blog
         blogDetailHeaderView.blog = blog
+
+        QuickStartTourGuide.shared.endCurrentTour()
+        toggleSpotlightOnHeaderView()
+
         onBlogSwitched?(blog)
     }