message: Update Readme with Razor changes.
diff: @@ -31,6 +31,13 @@ install of Mono set the value to "always" although it may not be compatible with
  - Include version matched target files with minimal MSBuild (PR: [omnisharp-roslyn#1895](https://github.com/OmniSharp/omnisharp-roslyn/pull/1895))
  - Fix lack of trailing italics in quickinfo (PR: [omnisharp-roslyn#1894](https://github.com/OmniSharp/omnisharp-roslyn/pull/1894))
  - Set meaning of UseGlobalMono "auto" to "never" until Mono updates their MSBuild (PR: [#3998](https://github.com/OmniSharp/omnisharp-vscode/pull/3998))
  +- Updated Razor support
  + - Fully qualify component light bulb ([dotnet/aspnetcore-tooling#22309](https://github.com/dotnet/aspnetcore/issues/22309))
  + - Add using for component light bulb ([dotnet/aspnetcore-tooling#22308](https://github.com/dotnet/aspnetcore/issues/22308))
  + - Create component from tag light bulb ([dotnet/aspnetcore-tooling#22307](https://github.com/dotnet/aspnetcore/issues/22307))
  + - Go to definition on Blazor components ([dotnet/aspnetcore-tooling#17044](https://github.com/dotnet/aspnetcore/issues/17044))
  + - Rename Blazor components ([dotnet/aspnetcore-tooling#22312](https://github.com/dotnet/aspnetcore/issues/22312))
  + - Prepare Blazor debugging to have better support for "Start without debugging" scenarios ([dotnet/aspnetcore-tooling#24623](https://github.com/dotnet/aspnetcore/issues/24623))
  ## What's new in 1.23.0
  - Fix typo in supressBuildAssetsNotification setting name ([#3941](https://github.com/OmniSharp/omnisharp-vscode/issues/3941), PR: [#3942](https://github.com/OmniSharp/omnisharp-vscode/pull/3942))
  