chore: auto-update metadata coverage in METADATA_SUPPORT.md [no ci]

Author: svc-cli-bot

METADATA_SUPPORT.md

@@ -705,6 +705,7 @@ v65 introduces the following new types.  Here's their current level of support
 
 |Metadata Type|Support|Notes|
 |:---|:---|:---|
+|AnalyticsDatasetDefinition|❌|Not supported, but support could be added|
 |ApiProtectionPolicy|❌|Not supported, but support could be added|
 |ApiProtectionRule|❌|Not supported, but support could be added|
 |ClaimCoverageProdtProcDef|❌|Not supported, but support could be added|