Updating chat client with new OAuth token after refresh

Assuming the rest of the code is behaving properly, in terms of knowing
whether or not the chat client is connected, simply updating the token
should keep up connected.

Author: ProgrammingByPermutation

src/Nullinside.Api.TwitchBot/Services/MainService.cs

@@ -162,6 +162,9 @@ protected override Task ExecuteAsync(CancellationToken stoppingToken) {
 
             ITwitchApiProxy? botApi = await db.ConfigureApiAndRefreshToken(botUser, this._api, stoppingToken);
             if (null != botApi) {
+              // Ensure the twitch client has the most up-to-date password
+              this._client.TwitchOAuthToken = botApi.OAuth?.AccessToken;
+              
               // Trim channels that aren't live
               IEnumerable<string> liveUsers = await botApi.GetChannelsLive(usersWithBotEnabled
                 .Where(u => null != u.TwitchId)