cros_ec: Add missing delay after /CS assertion in send_command()

Commit e4431b2 added a delay after asserting /CS in send_packet(),
but it seems send_command() was overlooked. This adds the delay
for consistency's sake.

BUG=chrome-os-partner:32223
BRANCH=none
TEST=needs testing

Signed-off-by: David Hendricks <dhendrix@chromium.org>
Change-Id: I9d90943a79ef8ee6b84ec01c913d1ec7614550d7
Reviewed-on: https://chromium-review.googlesource.com/266508
Reviewed-by: Alexandru Stan <amstan@chromium.org>
1 file changed