Merge pull request #266464 from dlepow/patch-253

Update api-management-howto-ip-addresses.md

Author: prmerger-automator[bot]

articles/api-management/api-management-howto-ip-addresses.md

@@ -131,7 +131,7 @@ In the Developer, Basic, Standard, and Premium tiers of API Management, the publ
 * The service subscription is disabled or warned (for example, for nonpayment) and then reinstated. [Learn more about subscription states](/azure/cost-management-billing/manage/subscription-states)
 * (Developer and Premium tiers) Azure Virtual Network is added to or removed from the service.
 * (Developer and Premium tiers) API Management service is switched between external and internal VNet deployment mode.
-* (Developer and Premium tiers) API Management service is moved to a different subnet.
+* (Developer and Premium tiers) API Management service is moved to a different subnet, or [migrated](migrate-stv1-to-stv2.md) from the `stv1` to the `stv2` compute platform..
 * (Premium tier) [Availability zones](../reliability/migrate-api-mgt.md) are enabled, added, or removed.
 * (Premium tier) In [multi-regional deployments](api-management-howto-deploy-multi-region.md), the regional IP address changes if a region is vacated and then reinstated.