doc: update dev standup timing
doc: update dev standup timing

The Dev standup was preponed 2 hours
some time back. Updating the same in upstream.

Signed-off-by: Yug <0bdbd163d0c315ea6160e8172ff8eceaf795a460@gmail.com>

ceph/ceph-csi,ceph/ceph-csi,ceph/ceph-csi,ceph/ceph-csi