Merge pull request #192307 from AaronMaxwell/aaronmax-string-announcement

[AppInsights][AaronMax] un-commenting deprecation announcement

Author: denrea

includes/azure-monitor-instrumentation-key-deprecation.md

@@ -10,7 +10,5 @@ ms.author: v-jandrew
 ms.custom: "include file"
 ---
 
-<!-- We are temporarily commenting this until the official announcement.
 >[!NOTE] 
->On March 31st, 2025, support for instrumentation key ingestion will end. Instrumentation key ingestion will continue to work, but we’ll no longer provide updates or support for the feature. [Transition to connection strings](../articles/azure-monitor/app/migrate-from-instrumentation-keys-to-connection-strings.md) to remain supported.
--->
+>On March 31st, 2025, support for instrumentation key ingestion will end. Instrumentation key ingestion will continue to work, but we’ll no longer provide updates or support for the feature. [Transition to connection strings](../articles/azure-monitor/app/migrate-from-instrumentation-keys-to-connection-strings.md) to remain supported.