Update New-Label.md

Wrong parameter name in description of 'ApplyWaterMarkingLayout'

Author: StefanFeenstra

exchange/exchange-ps/exchange/New-Label.md

@@ -542,7 +542,7 @@ Accept wildcard characters: False
 ```
 
 ### -ApplyWaterMarkingLayout
-The ApplyWaterMarkingAlignment parameter specifies the watermark alignment. Valid values are:
+The ApplyWaterMarkingLayout parameter specifies the watermark alignment. Valid values are:
 
 - Horizontal
 - Diagonal