Bump Microsoft.NET.Sdk.Functions

Bumps [Microsoft.NET.Sdk.Functions](https://github.com/Azure/azure-functions-vs-build-sdk) from 3.1.0 to 4.1.3.
- [Release notes](https://github.com/Azure/azure-functions-vs-build-sdk/releases)
- [Commits](https://github.com/Azure/azure-functions-vs-build-sdk/commits)

---
updated-dependencies:
- dependency-name: Microsoft.NET.Sdk.Functions
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

src/dotnetcore31/AzureFunctions.Blob/AzureFunctions.Blob.csproj

@@ -5,7 +5,7 @@
     <RootNamespace>AzureFunctions.Blob</RootNamespace>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Sdk.Functions" Version="3.1.0"/>
+    <PackageReference Include="Microsoft.NET.Sdk.Functions" Version="4.1.3"/>
     <PackageReference Include="Microsoft.Azure.WebJobs.Extensions.Storage" Version="4.0.5"/>
     <PackageReference Include="Azure.Storage.Blobs" Version="12.11.0"/>
   </ItemGroup>