Merge pull request #662 from y-iihoshi/dependabot/nuget/ThScoreFileConverter.Core/CommunityToolkit.Diagnostics-8.4.2

Bump CommunityToolkit.Diagnostics from 8.4.0 to 8.4.2

Author: y-iihoshi

ThScoreFileConverter.Core/ThScoreFileConverter.Core.csproj

@@ -15,7 +15,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="CommunityToolkit.Diagnostics" Version="8.4.0" />
+    <PackageReference Include="CommunityToolkit.Diagnostics" Version="8.4.2" />
     <PackageReference Include="IDisposableAnalyzers" Version="4.0.8">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>