input: sensors: modify akm8963 delay_mesc

As the initial delay time is 10000ms, 10s is a too long time to
report the first data. Modify the initial delay_mesc form 10000ms
to 10ms. So the report data can be reported in time.

Change-Id: I82968c93cc8d5b97536e38861ccbdc5b40db67cf
CRs-Fixed: 725779
Signed-off-by: Daqing Chen <chendaqing@codeaurora.org>