fix: Corrige envio da apiKey da instância no payload do Evolution Bot

Corrige o envio da apiKey no payload do Evolution Bot para usar a apiKey específica da instância ao invés da apiKey global do sistema.

Author: oriondesign2015

src/api/integrations/chatbot/evolutionBot/services/evolutionBot.service.ts

@@ -52,7 +52,7 @@ export class EvolutionBotService extends BaseChatbotService<EvolutionBot, Evolut
           fromMe: msg?.key?.fromMe,
           instanceName: instance.instanceName,
           serverUrl: this.configService.get<HttpServer>('SERVER').URL,
-          apiKey: this.configService.get<Auth>('AUTHENTICATION').API_KEY.KEY,
+          apiKey: instance.token,
         },
         query: content,
         conversation_id: session.sessionId === remoteJid ? undefined : session.sessionId,