Update to .NET SDK 9.0.0 and CMS and Deploy 15.0.0-rc4

Author: ronaldbarendse

Directory.Packages.props

@@ -5,14 +5,14 @@
   </PropertyGroup>
   <!-- Global packages (private, build-time packages for all projects) -->
   <ItemGroup>
-    <GlobalPackageReference Include="Nerdbank.GitVersioning" Version="3.6.143" />
+    <GlobalPackageReference Include="Nerdbank.GitVersioning" Version="3.6.146" />
     <GlobalPackageReference Include="StyleCop.Analyzers" Version="1.2.0-beta.556" />
     <GlobalPackageReference Include="Umbraco.Code" Version="2.2.0" />
     <GlobalPackageReference Include="Umbraco.GitVersioning.Extensions" Version="0.2.0" />
   </ItemGroup>
   <!-- Umbraco packages -->
   <ItemGroup>
-    <PackageVersion Include="Umbraco.Cms.Web.Common" Version="[15.0.0-rc3, 16)" />
-    <PackageVersion Include="Umbraco.Deploy.Infrastructure" Version="[15.0.0-rc3, 16)" />
+    <PackageVersion Include="Umbraco.Cms.Web.Common" Version="[15.0.0-rc4, 16)" />
+    <PackageVersion Include="Umbraco.Deploy.Infrastructure" Version="[15.0.0-rc4, 16)" />
   </ItemGroup>
 </Project>

global.json

@@ -1,7 +1,6 @@
 {
   "sdk": {
-    "version": "9.0.100-rc.2.24474.11",
-    "rollForward": "latestFeature",
-    "allowPrerelease": true
+    "version": "9.0.100",
+    "rollForward": "latestFeature"
   }
 }

src/Umbraco.Deploy.Contrib/Migrators/Legacy/Content/PrevaluePropertyTypeMigratorBase.cs

@@ -57,7 +57,7 @@ protected PrevaluePropertyTypeMigratorBase(string fromEditorAlias, string toEdit
             return null;
         }
 
-        var values = stringValue.Split(new[] { Delimiter }, StringSplitOptions.RemoveEmptyEntries);
+        var values = stringValue.Split(Delimiter, StringSplitOptions.RemoveEmptyEntries);
         if (values.Length == 0)
         {
             return null;

tests/Directory.Packages.props

@@ -4,7 +4,7 @@
   <Import Project="$([MSBuild]::GetPathOfFileAbove(Directory.Packages.props, $(MSBuildThisFileDirectory)..))" />
   <!-- Umbraco packages -->
   <ItemGroup>
-    <PackageVersion Include="Umbraco.Cms.Tests" Version="15.0.0-rc3" />
+    <PackageVersion Include="Umbraco.Cms.Tests" Version="15.0.0-rc4" />
   </ItemGroup>
   <!-- Third-party packages -->
   <ItemGroup>