Fix invalid message in Agent Config Exception

Author: srebrek

src/MaIN.Domain/Exceptions/Agents/AgentConfigNotFoundException.cs

@@ -2,8 +2,8 @@
 
 namespace MaIN.Domain.Exceptions.Agents;
 
-public class AgentConfigNotFoundException(string agentId) : MaINCustomException($"Context of agent with id: '{agentId}' not found.")
+public class AgentConfigNotFoundException(string agentId) : MaINCustomException($"Config of the agent with id: '{agentId}' not found.")
 {
-    public override string PublicErrorMessage => "Agent context not found.";
+    public override string PublicErrorMessage => "Agent config not found.";
     public override HttpStatusCode HttpStatusCode => HttpStatusCode.NotFound;
-}
+}