docs: Remove Tech Preview for Harbor Edge-Native Config pack (#7635)

* Remove Tech Preview for Harbor Edge-Native Config pack

* Empty commit to trigger Netlify

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Co-authored-by: Svetlana Efimova <[email protected]>

Author: svetlana-efimova

docs/docs-content/integrations/harbor-edge-native-config.mdx

@@ -21,10 +21,6 @@ The Harbor Edge-Native Config pack is a system application pack. When you provis
 includes this pack, Palette automatically chooses the latest version of Harbor supported by Palette to install on the
 cluster. You cannot manually choose a version of this pack.
 
-:::preview
-
-:::
-
 ## Enable Harbor to Protect Against Outage
 
 You can use Harbor in an Edge cluster that is connected to external networks. Harbor stores all container images