move all insider dests out of beta and hide deprecated classic dest docs

Author: Thomas Gilbert

src/connections/destinations/catalog/actions-insider-audiences/index.md

@@ -1,7 +1,6 @@
 ---
 title: Insider Audiences (Actions)
 id: 643698ffee21b544f6aa756a
-beta: true
 hide-boilerplate: true
 hide-dossier: true
 ---

src/connections/destinations/catalog/insider-audiences/index.md

@@ -3,5 +3,4 @@ title: 'Insider Audiences Destination'
 hidden: true
 id: 643698ffee21b544f6aa756a
 published: false
-beta: true
 ---

src/connections/destinations/catalog/insider-cloud-mode-actions/index.md

@@ -3,5 +3,4 @@ title: 'Insider Cloud Mode (Actions) Destination'
 hidden: true
 id: 643697f531f98a978f414453
 published: false
-beta: true
 ---

src/connections/destinations/catalog/insider/index.md

@@ -2,6 +2,7 @@
 rewrite: true
 title: Insider Destination
 id: 5f2cf019edbedc752d668f69
+hidden: true
 hide-personas-partial: true
 ---
 [Insider](https://useinsider.com/?utm_source=segmentio&utm_medium=docs&utm_campaign=partners) Growth Management Platform (GMP) helps digital marketers drive growth across the funnel. Insider GMP helps marketers deliver personalized journeys across the web, mobile web, mobile apps, messaging, email, and ad channels using the unified data.