Update Set-Label.md with GA for DW on admin-defined labels

Author: cabirch

exchange/exchange-ps/exchange/Set-Label.md

@@ -455,7 +455,7 @@ Accept wildcard characters: False
 ```
 
 ### -ApplyDynamicWatermarkingEnabled
-**Note**: This parameter is currently in Public Preview, isn't available in all organizations, and is subject to change.
+**Note**: This parameter is Generally Available only for labels with admin-defined permissions. Support for label with user-defined permissions is currently in Public Preview, isn't available in all organizations, and is subject to change.
 
 The ApplyDynamicWatermarkingEnabled parameter enables dynamic watermarking for a specific label that applies encryption. Valid values are:
 
@@ -715,7 +715,7 @@ Accept wildcard characters: False
 ```
 
 ### -DynamicWatermarkDisplay
-**Note**: This parameter is currently in Public Preview, isn't available in all organizations, and is subject to change.
+**Note**: This parameter is Generally Available only for labels with admin-defined permissions. Support for label with user-defined permissions is currently in Public Preview, isn't available in all organizations, and is subject to change.
 
 The DynamicWatermarkDisplay parameter specifies the watermark text to display for a given label. This parameter supports text and the following special tokens: