fix: fix bug introduced in latest version of ef core package

Author: ProgrammingByPermutation

src/Nullinside.Api.TwitchBot/ChatRules/TwitchChatMessageMonitorConsumer.cs

@@ -127,15 +127,15 @@ private async void MainLoop() {
           }
 
           // We need the user's configuration to check which rules to run.
-          User? user = _db.Users
-            .Include(u => u.TwitchConfig)
-            .FirstOrDefault(u =>
-              !u.IsBanned &&
-              null != u.TwitchConfig &&
-              u.TwitchConfig.Enabled &&
-              string.Equals(u.TwitchUsername, message.Channel, StringComparison.InvariantCultureIgnoreCase)
-            );
-
+          User? user = _db.Users
+            .Include(u => u.TwitchConfig)
+            .FirstOrDefault(u =>
+              !u.IsBanned &&
+              null != u.TwitchConfig &&
+              u.TwitchConfig.Enabled &&
+              u.TwitchUsername == message.Channel
+            );
+
           if (null == user?.TwitchConfig || null == user.TwitchId) {
             continue;
           }