Bump Microsoft.AspNetCore.Authentication.JwtBearer (#238)

Bumps [Microsoft.AspNetCore.Authentication.JwtBearer](https://github.com/aspnet/AspNetCore) from 3.1.7 to 3.1.18.
- [Release notes](https://github.com/aspnet/AspNetCore/releases)
- [Changelog](https://github.com/dotnet/aspnetcore/blob/main/docs/ReleasePlanning.md)
- [Commits](dotnet/aspnetcore@v3.1.7...v3.1.18)

---
updated-dependencies:
- dependency-name: Microsoft.AspNetCore.Authentication.JwtBearer
  dependency-type: direct:production
...

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

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

examples/wcf-port/TraderSys/src/TraderSys.Portfolios/TraderSys.Portfolios.csproj

@@ -8,7 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="Grpc.AspNetCore" Version="$(GrpcDotNetVersion)" />
-    <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="3.1.7" />
+    <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="3.1.18" />
   </ItemGroup>
 
   <ItemGroup>