build(deps): bump Microsoft.Windows.SDK.BuildTools in /src (#3446)

Bumps Microsoft.Windows.SDK.BuildTools from 10.0.22621.1 to 10.0.22621.755.

---
updated-dependencies:
- dependency-name: Microsoft.Windows.SDK.BuildTools
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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src/ReactiveUI.Maui/ReactiveUI.Maui.csproj

@@ -19,7 +19,7 @@
 		<PackageReference Include="Microsoft.WindowsAppSDK" Version="1.2.221116.1" />
 	</ItemGroup>
   <ItemGroup Condition="$(TargetFramework.StartsWith('net6.0-windows10'))">
-    <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22621.1" />
+    <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22621.755" />
   </ItemGroup>
 	<ItemGroup>
 		<ProjectReference Include="..\ReactiveUI\ReactiveUI.csproj" />