chore: Bump Microsoft.AspNetCore.Authentication.OpenIdConnect from 8.0.19 to 8.0.20#285

TonyPalmerDfE merged 2 commits intomainDFE-Digital/get-information-about-pupils:mainfrom

dependabot/nuget/DfE.GIAP.All/src/DfE.GIAP.Web/Microsoft.AspNetCore.Authentication.OpenIdConnect-8.0.20DFE-Digital/get-information-about-pupils:dependabot/nuget/DfE.GIAP.All/src/DfE.GIAP.Web/Microsoft.AspNetCore.Authentication.OpenIdConnect-8.0.20Copy head branch name to clipboard