Bump CommunityToolkit.Maui

Bumps [CommunityToolkit.Maui](https://github.com/CommunityToolkit/Maui) from 6.0.0 to 7.0.0.
- [Release notes](https://github.com/CommunityToolkit/Maui/releases)
- [Commits](CommunityToolkit/Maui@6.0.0...7.0.0)

---
updated-dependencies:
- dependency-name: CommunityToolkit.Maui
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

templates/OnionArchitectureCrossPlatformApplication/src/UI/Client/App1.Client/App1.Client.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
 		<TargetFrameworks>net8.0-android;net8.0-ios;net8.0-maccatalyst</TargetFrameworks>
@@ -47,7 +47,7 @@
 	</ItemGroup>
 
 	<ItemGroup>
-		<PackageReference Include="CommunityToolkit.Maui" Version="6.0.0" />
+		<PackageReference Include="CommunityToolkit.Maui" Version="7.0.0" />
 		<PackageReference Include="CommunityToolkit.Mvvm" Version="8.2.1" />
 		<PackageReference Include="Microsoft.Maui.Controls" Version="8.0.0-rc.2.9373" />
 	</ItemGroup>