Create workflow setup command (#8406)

Steps to enable workflows:
- enable feature flags
- run metadata sync
- run this command

If the feature flag is not true, the command will fail. Which will be
useful to prevent seeding a wrong workspace.

Including a little fix for send email aciton error

packages/twenty-server/src/modules/workflow/common/workflow-common.module.ts

@@ -1,10 +1,11 @@
 import { Module } from '@nestjs/common';
 
+import { WorkflowCommandModule } from 'src/modules/workflow/common/commands/workflow-command.module';
 import { WorkflowQueryHookModule } from 'src/modules/workflow/common/query-hooks/workflow-query-hook.module';
 import { WorkflowCommonWorkspaceService } from 'src/modules/workflow/common/workspace-services/workflow-common.workspace-service';
 
 @Module({
-  imports: [WorkflowQueryHookModule],
+  imports: [WorkflowQueryHookModule, WorkflowCommandModule],
   providers: [WorkflowCommonWorkspaceService],
   exports: [WorkflowCommonWorkspaceService],
 })