[MM-43785] Hide insights feature intro for new users (#20214)

* tools updates

* Revert "tools updates"

This reverts commit 6293297b55803c5a263e200ebd80192899666ae9.

* hide insights modal by default for new users

* updating feature flag for test

* updating preference tests

* fixing lint

* fixing comment

Co-authored-by: Benjamin Cooke <benjamincooke@Benjamins-MacBook-Pro.local>
Co-authored-by: Benjamin Cooke <benjamincooke@Benjamins-MBP.ht.home>
Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

model/preference.go

@@ -19,6 +19,7 @@ const (
 	PreferenceCategoryFlaggedPost       = "flagged_post"
 	PreferenceCategoryFavoriteChannel   = "favorite_channel"
 	PreferenceCategorySidebarSettings   = "sidebar_settings"
+	PreferenceCategoryInsights          = "insights"
 
 	PreferenceCategoryDisplaySettings     = "display_settings"
 	PreferenceNameCollapsedThreadsEnabled = "collapsed_reply_threads"
@@ -28,6 +29,7 @@ const (
 	PreferenceNameNameFormat              = "name_format"
 	PreferenceNameUseMilitaryTime         = "use_military_time"
 	PreferenceRecommendedNextSteps        = "recommended_next_steps"
+	PreferenceNameInsights                = "insights_tutorial_state"
 
 	PreferenceCategoryTheme = "theme"
 	// the name for theme props is the team id