Bump Microsoft.Build from 17.7.2 to 17.8.3

Bumps [Microsoft.Build](https://github.com/dotnet/msbuild) from 17.7.2 to 17.8.3.
- [Release notes](https://github.com/dotnet/msbuild/releases)
- [Changelog](https://github.com/dotnet/msbuild/blob/main/documentation/Changelog.md)
- [Commits](https://github.com/dotnet/msbuild/commits/v17.8.3)

---
updated-dependencies:
- dependency-name: Microsoft.Build
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

src/Tapper.Generator/Tapper.Generator.csproj

@@ -23,7 +23,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.Build" Version="17.7.2" ExcludeAssets="runtime" />
+        <PackageReference Include="Microsoft.Build" Version="17.8.3" ExcludeAssets="runtime" />
         <PackageReference Include="Microsoft.Build.Locator" Version="1.6.1" />
         <PackageReference Include="ConsoleAppFramework" Version="4.2.4" />
         <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.4.0" />

tests/Tapper.Tests/Tapper.Tests.csproj

@@ -7,7 +7,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.Build" Version="17.7.2" ExcludeAssets="runtime" />
+        <PackageReference Include="Microsoft.Build" Version="17.8.3" ExcludeAssets="runtime" />
         <PackageReference Include="Microsoft.Build.Locator" Version="1.6.1" />
         <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.4.0" />
         <PackageReference Include="Microsoft.CodeAnalysis.Workspaces.MSBuild" Version="4.4.0" />