Update IMS synchronization details in documentation

Clarified the details regarding synchronized groups in IMS, including the addition of admins and product profiles.

Author: kwin

docs/AdvancedFeatures.md

@@ -446,7 +446,7 @@ Since AC Tool 3.1.0 there is support for creating/updating groups in [Adobe IMS]
 To enable that feature, just set the property `externalSync` on the group to be synced in the YAML file to `true`.
 In addition an OSGi configuration for the leveraged [UMAPI](https://adobe-apiplatform.github.io/umapi-documentation/en/) needs to be provided in the configuration PID `biz.netcentric.cq.tools.actool.ims.IMSUserManagement`. This configuration should only be provided for run mode `author` to prevent the same groups from being created/updated multiple times. Also make sure you don't trigger the update too often due to [throttling of that API](https://adobe-apiplatform.github.io/umapi-documentation/en/API_introduction.html#throttling-and-error-handling).
 
-Only the group id (called name in IMS context) and the description are set for synchronized groups in IMS. Memberships are not modified and external groups are never deleted. However you can update admin users of the managed groups (this involves both adding and removing users) with the additional flag `Also update existing external groups`. This is only available for manually triggered installations from the Web Console Plugin or the Touch UI Web UI.
+Only the group id (called name in IMS context), the description, the admins and product profiles are set for synchronized groups in IMS. Memberships are not modified and external groups are never deleted. However you can update admin users of the managed groups (this involves both adding and removing users) with the additional flag `Also update existing external groups`. This is only available for manually triggered installations from the Web Console Plugin or the Touch UI Web UI. There is right now [no way to remove product profiles](https://github.com/Netcentric/accesscontroltool/issues/800) on already existing groups.
 
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