build(deps): bump Scintilla5.NET from 5.3.3.18 to 5.4.0

Bumps [Scintilla5.NET](https://github.com/desjarlais/Scintilla.NET) from 5.3.3.18 to 5.4.0.
- [Release notes](https://github.com/desjarlais/Scintilla.NET/releases)
- [Commits](desjarlais/Scintilla.NET@v5.3.3.18...v5.4.0)

---
updated-dependencies:
- dependency-name: Scintilla5.NET
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pseudocodeIde/pseudocodeIde.csproj

@@ -49,7 +49,7 @@
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.9.2" />
     <PackageReference Include="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" Version="4.1.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
-    <PackageReference Include="Scintilla5.NET" Version="5.3.3.18" />
+    <PackageReference Include="Scintilla5.NET" Version="5.4.0" />
     <PackageReference Include="ScintillaNET_FindReplaceDialog" Version="1.5.5" />
     <PackageReference Include="System.Buffers" Version="4.5.1" />
     <PackageReference Include="System.Collections.Immutable" Version="8.0.0" />