C#: Update test expected files.

Author: michaelnebel

csharp/ql/test/library-tests/dataflow/library/FlowSummaries.expected

@@ -90,7 +90,6 @@ source
 | Dapper;SqlMapper;QuerySingleOrDefaultAsync;(System.Data.IDbConnection,System.Type,System.String,System.Object,System.Data.IDbTransaction,System.Nullable<System.Int32>,System.Nullable<System.Data.CommandType>);ReturnValue;database;manual |
 | Dapper;SqlMapper;QuerySingleOrDefaultAsync<T>;(System.Data.IDbConnection,Dapper.CommandDefinition);ReturnValue;database;manual |
 | Dapper;SqlMapper;QuerySingleOrDefaultAsync<T>;(System.Data.IDbConnection,System.String,System.Object,System.Data.IDbTransaction,System.Nullable<System.Int32>,System.Nullable<System.Data.CommandType>);ReturnValue;database;manual |
-| Microsoft.AspNetCore.Components;NavigationManager;get_BaseUri;();ReturnValue;remote;manual |
 | Microsoft.AspNetCore.Components;NavigationManager;get_Uri;();ReturnValue;remote;manual |
 | Microsoft.Extensions.Configuration.UserSecrets;PathHelper;GetSecretsPathFromSecretsId;(System.String);ReturnValue;environment;df-generated |
 | Microsoft.Extensions.Configuration;EnvironmentVariablesExtensions;AddEnvironmentVariables;(Microsoft.Extensions.Configuration.IConfigurationBuilder);Argument[0];environment;manual |