The triggering crash dump feature is supported by nova [1] and
novaclient [2] now, it's time to introduce this feature into
OSC correspondingly.
[1]The change id is: I6ed777ff637254b4b79417008f9055dd19fc7405
[2]The change id is: If03b1864bbe7074c720b946fc2700bd5d07debc3
Change-Id: I5a411f283fdf0fc3c00380d069848a332c799cdd
Closes-Bug: #1538372
Co-Authored-By: Tang Chen <chen.tang@easystack.cn>