Bump System.Text.Encodings.Web from 4.6.0 to 4.7.2 in /ListBlobWithSASToken/ListBlobWithSASToken#1

dependabot[bot] wants to merge 1 commit intomasterleizhang1984/AzureChinaSampleCode:masterfrom

dependabot/nuget/ListBlobWithSASToken/ListBlobWithSASToken/System.Text.Encodings.Web-4.7.2leizhang1984/AzureChinaSampleCode:dependabot/nuget/ListBlobWithSASToken/ListBlobWithSASToken/System.Text.Encodings.Web-4.7.2Copy head branch name to clipboard