Bump Microsoft.AspNetCore.Authentication.OpenIdConnect from 8.0.20 to 8.0.21

---
updated-dependencies:
- dependency-name: Microsoft.AspNetCore.Authentication.OpenIdConnect
  dependency-version: 8.0.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Directory.Packages.props

@@ -40,7 +40,7 @@
 		<PackageVersion Include="Microsoft.ApplicationInsights.NLogTarget" Version="2.23.0" />
 		<PackageVersion Include="Microsoft.AspNetCore" Version="2.3.0" />
 		<PackageVersion Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="8.0.20" />
-		<PackageVersion Include="Microsoft.AspNetCore.Authentication.OpenIdConnect" Version="8.0.20" />
+		<PackageVersion Include="Microsoft.AspNetCore.Authentication.OpenIdConnect" Version="8.0.21" />
 		<PackageVersion Include="Microsoft.AspNetCore.Mvc.Core" Version="2.3.0" />
 		<PackageVersion Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="8.0.20" />
 		<PackageVersion Include="Microsoft.AspNetCore.Mvc.Razor.RuntimeCompilation" Version="8.0.20" />