Add log for errors on message import (#5863)

As per title :)

packages/twenty-server/src/modules/messaging/message-import-manager/drivers/gmail/services/messaging-gmail-messages-import.service.ts

@@ -152,6 +152,10 @@ export class MessagingGmailMessagesImportService {
         workspaceId,
       );
     } catch (error) {
+      this.logger.log(
+        `Messaging import for workspace ${workspaceId} and message channel ${messageChannel.id} failed with error: ${error}`,
+      );
+
       await this.cacheStorage.setAdd(
         `messages-to-import:${workspaceId}:gmail:${messageChannel.id}`,
         messageIdsToFetch,