Remove RequireLicenseAcceptance default value (#11512)

src/System.Management.Automation/engine/Modules/NewModuleManifestCommand.cs

@@ -477,7 +477,7 @@ namespace Microsoft.PowerShell.Commands
         /// Gets or sets whether or not the module requires explicit user acceptance for install/update/save.
         /// </summary>
         [Parameter]
-        public SwitchParameter RequireLicenseAcceptance { get; set; } = true;
+        public SwitchParameter RequireLicenseAcceptance { get; set; }
 
         /// <summary>
         /// Gets or sets the external module dependencies.

test/powershell/engine/Module/NewModuleManifest.Tests.ps1

@@ -24,6 +24,7 @@ Describe "New-ModuleManifest basic tests" -tags "CI" {
         $module.Name | Should -BeExactly "test"
         $module.ModuleType | Should -BeExactly "Manifest"
         $module.Version | Should -BeExactly "0.0.1"
+        $module.PrivateData.PSData.RequireLicenseAcceptance | Should -BeNullOrEmpty
     }
 
     It "Verify manifest fields 2" {