Fix Message/Calendar channel stuck in SCHEDULED syncStage (#16326)

As per title

packages/twenty-server/src/modules/messaging/common/services/message-channel-sync-status.service.ts

@@ -133,6 +133,27 @@ export class MessageChannelSyncStatusService {
     });
   }
 
+  public async markAsMessagesListFetchScheduled(
+    messageChannelIds: string[],
+    workspaceId: string,
+  ) {
+    if (!messageChannelIds.length) {
+      return;
+    }
+
+    const messageChannelRepository =
+      await this.twentyORMGlobalManager.getRepositoryForWorkspace<MessageChannelWorkspaceEntity>(
+        workspaceId,
+        'messageChannel',
+      );
+
+    await messageChannelRepository.update(messageChannelIds, {
+      syncStage: MessageChannelSyncStage.MESSAGE_LIST_FETCH_SCHEDULED,
+      syncStatus: MessageChannelSyncStatus.ONGOING,
+      syncStageStartedAt: new Date().toISOString(),
+    });
+  }
+
   public async markAsMessagesListFetchOngoing(
     messageChannelIds: string[],
     workspaceId: string,
@@ -150,7 +171,6 @@ export class MessageChannelSyncStatusService {
     await messageChannelRepository.update(messageChannelIds, {
       syncStage: MessageChannelSyncStage.MESSAGE_LIST_FETCH_ONGOING,
       syncStatus: MessageChannelSyncStatus.ONGOING,
-      syncStageStartedAt: new Date().toISOString(),
     });
   }
 
@@ -182,6 +202,25 @@ export class MessageChannelSyncStatusService {
     });
   }
 
+  public async markAsMessagesImportScheduled(
+    messageChannelIds: string[],
+    workspaceId: string,
+  ) {
+    if (!messageChannelIds.length) {
+      return;
+    }
+
+    const messageChannelRepository =
+      await this.twentyORMGlobalManager.getRepositoryForWorkspace<MessageChannelWorkspaceEntity>(
+        workspaceId,
+        'messageChannel',
+      );
+
+    await messageChannelRepository.update(messageChannelIds, {
+      syncStage: MessageChannelSyncStage.MESSAGES_IMPORT_SCHEDULED,
+    });
+  }
+
   public async markAsMessagesImportOngoing(
     messageChannelIds: string[],
     workspaceId: string,