Bump FSharp.Core from 6.0.3 to 6.0.6

Bumps [FSharp.Core](https://github.com/dotnet/fsharp) from 6.0.3 to 6.0.6.
- [Release notes](https://github.com/dotnet/fsharp/releases)
- [Changelog](https://github.com/dotnet/fsharp/blob/main/release-notes.md)
- [Commits](https://github.com/dotnet/fsharp/commits)

---
updated-dependencies:
- dependency-name: FSharp.Core
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

src/FSharp.Tests/FSharp.Tests.fsproj

@@ -34,7 +34,7 @@
         <Compile Include="Main.fs" />
     </ItemGroup>
     <ItemGroup>
-        <PackageReference Include="FSharp.Core" Version="6.0.3" />
+        <PackageReference Include="FSharp.Core" Version="6.0.6" />
         <PackageReference Include="System.ValueTuple" Version="4.5.0" Condition="'$(TargetFramework)' == 'net461'" />
         <PackageReference Include="NUnit" Version="3.13.3" />
         <PackageReference Include="NUnitLite" Version="3.13.3" />

src/FSharp/FSharp.fsproj

@@ -68,7 +68,7 @@ Control.Describe now includes CPU architecture and family identifier if know</Pa
         <Compile Include="Quaternion.fs" />
     </ItemGroup>
     <ItemGroup>
-        <PackageReference Include="FSharp.Core" Version="6.0.3" />
+        <PackageReference Include="FSharp.Core" Version="6.0.6" />
         <PackageReference Include="System.ValueTuple" Version="4.5.0" Condition="'$(TargetFramework)' == 'net461'" />
         <PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.2">
             <PrivateAssets>all</PrivateAssets>