Bump System.ValueTuple from 4.4.0 to 4.5.0

Bumps [System.ValueTuple](https://github.com/dotnet/corefx) from 4.4.0 to 4.5.0.
- [Release notes](https://github.com/dotnet/corefx/releases)
- [Commits](https://github.com/dotnet/corefx/commits)

---
updated-dependencies:
- dependency-name: System.ValueTuple
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

src/FSharp/FSharp.fsproj

@@ -69,6 +69,6 @@ Control.Describe now includes CPU architecture and family identifier if know</Pa
             <PrivateAssets>all</PrivateAssets>
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         </PackageReference>
-        <PackageReference Include="System.ValueTuple" Version="4.4.0" Condition="'$(TargetFramework)' == 'net461'" />
+        <PackageReference Include="System.ValueTuple" Version="4.5.0" Condition="'$(TargetFramework)' == 'net461'" />
     </ItemGroup>
 </Project>

src/Numerics/Numerics.csproj

@@ -43,7 +43,7 @@ Control.Describe now includes CPU architecture and family identifier if know</Pa
     <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
   </PropertyGroup>
     <ItemGroup>
-      <PackageReference Include="System.ValueTuple" Version="4.4.0" Condition="'$(TargetFramework)' == 'net461'" />
+      <PackageReference Include="System.ValueTuple" Version="4.5.0" Condition="'$(TargetFramework)' == 'net461'" />
       <PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.2">
           <PrivateAssets>all</PrivateAssets>
           <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>