Update the Cloud Asset Discovery documentation (#15736)

* Remove beta note

* Update changelog and manifest

Author: alaudazzi

packages/cloud_asset_inventory/changelog.yml

@@ -4,6 +4,11 @@
 # 1.1.x - 9.2.x
 # 1.0.x - 9.1.x
 # 0.1.x - 8.15.x
+- version: "1.2.2"
+  changes:
+    - description: Update the Cloud Asset Discovery documentation.
+      type: enhancement
+      link: https://github.com/elastic/integrations/pull/15736
 - version: "1.2.1"
   changes:
     - description: Update the Cloud Asset Discovery documentation.

packages/cloud_asset_inventory/docs/README.md

@@ -12,8 +12,6 @@ Once you connect your cloud accounts, this integration automatically finds and l
 - **GCP**: Cloud Storage buckets, Compute Engine instances, Kubernetes clusters, and more.
 - **Azure**: Virtual Machines, Blob Storage, Azure Kubernetes Service (AKS), and more.
 
-> ⚠️ (BETA) Please note: Multiple cloud providers per policy are not supported. Please select only one.
-
 [View the full list of supported services for discovery](https://github.com/elastic/cloudbeat/blob/main/internal/inventory/ASSETS.md).
 
 ### Use cases

packages/cloud_asset_inventory/manifest.yml

@@ -1,7 +1,7 @@
 format_version: 3.3.2
 name: cloud_asset_inventory
 title: "Cloud Asset Discovery"
-version: "1.2.1"
+version: "1.2.2"
 source:
   license: "Elastic-2.0"
 description: "Discover and Create Cloud Assets Discovery"