fix typo

Author: VeryEarly

src/Resources/MSGraph.Autorest/custom/Add-AzAdGroupMember.ps1

@@ -138,7 +138,7 @@ function Add-AzAdGroupMember {
             $null = $PSBoundParameters.Remove('TargetGroupDisplayName')
         } elseif ($PSBoundParameters['TargetGroupObject']) {
             $PSBoundParameters['GroupId'] = $PSBoundParameters['TargetGroupObject'].Id
-            $null = $PSBoundParameters['TargetGroupObject']
+            $null = $PSBoundParameters.Remove('TargetGroupObject')
         } else {
             $PSBoundParameters['GroupId'] = $PSBoundParameters['TargetGroupObjectId']
             $null = $PSBoundParameters.Remove('TargetGroupObjectId')

src/Resources/MSGraph.Autorest/custom/Get-AzAdApplication.ps1

@@ -192,7 +192,7 @@ process {
             break
         }
         'ApplicationIdentifierUriParameterSet' {
-            $PSBOundParameters['Filter'] = "identifierUris/any(s:s eq $($PSBoundParameters[IdentifierUri]))'"
+            $PSBOundParameters['Filter'] = "identifierUris/any(s:s eq '$($PSBoundParameters['IdentifierUri'])')"
             $null = $PSBoundParameters.Remove('IdentifierUri')
             break
         }

src/Resources/MSGraph.Autorest/custom/New-AzAdServicePrincipal.ps1

@@ -711,7 +711,7 @@ function New-AzAdServicePrincipal {
     }
     if ($PSBoundParameters['Scope']) {
       $spScope = $PSBoundParameters['Scope']
-      $null = $PSBoundParameters.Remove['Scope']
+      $null = $PSBoundParameters.Remove('Scope')
     }
 
     if ($PSBoundParameters['ApplicationObject']) {

src/Resources/MSGraph.Autorest/custom/Remove-AzAdGroupMember.ps1

@@ -134,7 +134,7 @@ function Remove-AzAdGroupMember {
             $null = $PSBoundParameters.Remove('GroupDisplayName')
         } elseif ($PSBoundParameters['GroupObject']) {
             $PSBoundParameters['GroupId'] = $PSBoundParameters['GroupObject'].Id
-            $null = $PSBoundParameters['GroupObject']
+            $null = $PSBoundParameters.Remove('GroupObject')
         } else {
             $PSBoundParameters['GroupId'] = $PSBoundParameters['GroupObjectId']
             $null = $PSBoundParameters.Remove('GroupObjectId')

src/Resources/MSGraph.Autorest/custom/Remove-AzAdServicePrincipal.ps1

@@ -161,7 +161,7 @@ process {
             } catch {
                 throw
             }
-            $null = $PSBoundParameters['ServicePrincipalName']
+            $null = $PSBoundParameters.Remove('ServicePrincipalName')
             break
         }
         'DisplayNameParameterSet' {
@@ -180,7 +180,7 @@ process {
             } catch {
                 throw
             }
-            $null = $PSBoundParameters.Remove['DisplayName']
+            $null = $PSBoundParameters.Remove('DisplayName')
             break
         }
         'InputObjectParameterSet' {