fix analyze error

Author: Hongzhou You

src/SignalR/SignalR/Cmdlets/GetAzureRmSignalR.cs

@@ -46,7 +46,7 @@ public class GetAzureRmSignalR : SignalRCmdletBase, IWithResourceId
 
         [Parameter(Mandatory = true,
             ParameterSetName = ResourceIdParameterSet,
-            ValueFromPipelineByPropertyName = true,
+            ValueFromPipeline = true,
             HelpMessage = "The SignalR service resource ID.")]
         [ValidateNotNullOrEmpty]
         public string ResourceId { get; set; }

src/SignalR/SignalR/Cmdlets/GetAzureRmSignalRKey.cs

@@ -42,7 +42,7 @@ public class GetAzureRmSignalRKey : SignalRCmdletBase, IWithInputObject, IWithRe
 
         [Parameter(Mandatory = true,
             ParameterSetName = ResourceIdParameterSet,
-            ValueFromPipelineByPropertyName = true,
+            ValueFromPipeline = true,
             HelpMessage = "The SignalR service resource ID.")]
         [ValidateNotNullOrEmpty]
         public string ResourceId { get; set; }

src/SignalR/SignalR/Cmdlets/NewAzureRmSignalRKey.cs

@@ -43,7 +43,7 @@ public class NewAzureRmSignalRKey : SignalRCmdletBase, IWithInputObject, IWithRe
 
         [Parameter(Mandatory = true,
             ParameterSetName = ResourceIdParameterSet,
-            ValueFromPipelineByPropertyName = true,
+            ValueFromPipeline = true,
             HelpMessage = "The SignalR service resource ID.")]
         [ValidateNotNullOrEmpty]
         public string ResourceId { get; set; }

src/SignalR/SignalR/Cmdlets/RemoveAzureRmSignalR.cs

@@ -42,7 +42,7 @@ public class RemoveAzureRmSignalR : SignalRCmdletBase, IWithInputObject, IWithRe
 
         [Parameter(Mandatory = true,
             ParameterSetName = ResourceIdParameterSet,
-            ValueFromPipelineByPropertyName = true,
+            ValueFromPipeline = true,
             HelpMessage = "The SignalR service resource ID.")]
         [ValidateNotNullOrEmpty]
         public string ResourceId { get; set; }