Bump OmniSharp.Extensions.LanguageServer from 0.19.3 to 0.19.4 (#1558)

Bumps [OmniSharp.Extensions.LanguageServer](https://github.com/OmniSharp/csharp-language-server-protocol) from 0.19.3 to 0.19.4.
- [Release notes](https://github.com/OmniSharp/csharp-language-server-protocol/releases)
- [Changelog](https://github.com/OmniSharp/csharp-language-server-protocol/blob/master/GitReleaseManager.yaml)
- [Commits](OmniSharp/csharp-language-server-protocol@v0.19.3...v0.19.4)

---
updated-dependencies:
- dependency-name: OmniSharp.Extensions.LanguageServer
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

src/PowerShellEditorServices/PowerShellEditorServices.csproj

@@ -28,7 +28,7 @@
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageReference Include="Microsoft.Extensions.FileSystemGlobbing" Version="5.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="5.0.0" />
-    <PackageReference Include="OmniSharp.Extensions.LanguageServer" Version="0.19.3" />
+    <PackageReference Include="OmniSharp.Extensions.LanguageServer" Version="0.19.4" />
     <PackageReference Include="OmniSharp.Extensions.DebugAdapter.Server" Version="0.19.4" />
     <PackageReference Include="PowerShellStandard.Library" Version="5.1.1" />
     <PackageReference Include="Serilog" Version="2.10.0" />

test/PowerShellEditorServices.Test/PowerShellEditorServices.Test.csproj

@@ -34,7 +34,7 @@
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />
     <PackageReference Include="Xunit.SkippableFact" Version="1.4.13" />
-    <PackageReference Include="OmniSharp.Extensions.LanguageServer" Version="0.19.3" />
+    <PackageReference Include="OmniSharp.Extensions.LanguageServer" Version="0.19.4" />
   </ItemGroup>
 
   <ItemGroup>