fix wrong data format in Project activity log
fix wrong data format in Project activity log

vyulabs/semaphore,ansible-semaphore/semaphore,youhong316/semaphore,vyulabs/semaphore,ansible-semaphore/semaphore,vyulabs/semaphore,vyulabs/semaphore,youhong316/semaphore,ansible-semaphore/semaphore,youhong316/semaphore,youhong316/semaphore,ansible-semaphore/semaphore