Update GA status per SME review

Author: kbatuigas

modules/manage/partials/iceberg/use-iceberg-catalogs.adoc

@@ -25,7 +25,7 @@ The following matrix shows the current status of Iceberg integrations across dif
 |===
 | |Databricks Unity Catalog |Snowflake Open Catalog |AWS Glue |Dremio Nessie
 
-|AWS |Beta |GA |Beta |GA
+|AWS |GA |Beta |Beta |Beta
 |Azure |Beta |Beta |Beta |Beta
 |GCP |Beta |Beta |Beta |Beta
 |===