fix parameter type for update-azcontainerregistryrepository (#17984)

Author: VeryEarly

src/ContainerRegistry/ContainerRegistry/ChangeLog.md

@@ -18,6 +18,11 @@
         - Additional information about change #1
 -->
 ## Upcoming Release
+* Updated parameter types from bool to bool? for `Update-AzContainerRegistryRepository` [#17857]
+    - `ReadEnabled`
+    - `ListEnabled`
+    - `WriteEnabled`
+    - `DeleteEnabled`
 
 ## Version 2.2.3
 * Fixed username and password issue in `Import-AzContainerRegistryImage` [#14971]

src/ContainerRegistry/ContainerRegistry/Commands/UpdateAzureContainerRegistryRepository.cs

@@ -28,19 +28,19 @@ public class UpdateAzureContainerRegistryRepository : ContainerRegistryDataPlane
 
         [Parameter(Mandatory = false, HelpMessage = "Delete enable.")]
         [ValidateNotNullOrEmpty]
-        public bool DeleteEnabled { get; set; }
+        public bool? DeleteEnabled { get; set; }
 
         [Parameter(Mandatory = false, HelpMessage = "Write enable.")]
         [ValidateNotNullOrEmpty]
-        public bool WriteEnabled { get; set; }
+        public bool? WriteEnabled { get; set; }
 
         [Parameter(Mandatory = false, HelpMessage = "List enable.")]
         [ValidateNotNullOrEmpty]
-        public bool ListEnabled { get; set; }
+        public bool? ListEnabled { get; set; }
 
         [Parameter(Mandatory = false, HelpMessage = "Read enable.")]
         [ValidateNotNullOrEmpty]
-        public bool ReadEnabled { get; set; }
+        public bool? ReadEnabled { get; set; }
 
         public override void ExecuteChildCmdlet()
         {

src/ContainerRegistry/ContainerRegistry/help/Update-AzContainerRegistryRepository.md

@@ -61,7 +61,7 @@ Accept wildcard characters: False
 Delete enable.
 
 ```yaml
-Type: System.Boolean
+Type: System.Nullable`1[System.Boolean]
 Parameter Sets: (All)
 Aliases:
 
@@ -76,7 +76,7 @@ Accept wildcard characters: False
 List enable.
 
 ```yaml
-Type: System.Boolean
+Type: System.Nullable`1[System.Boolean]
 Parameter Sets: (All)
 Aliases:
 
@@ -106,7 +106,7 @@ Accept wildcard characters: False
 Read enable.
 
 ```yaml
-Type: System.Boolean
+Type: System.Nullable`1[System.Boolean]
 Parameter Sets: (All)
 Aliases:
 
@@ -136,7 +136,7 @@ Accept wildcard characters: False
 Write enable.
 
 ```yaml
-Type: System.Boolean
+Type: System.Nullable`1[System.Boolean]
 Parameter Sets: (All)
 Aliases: