The current power mode change timeout (180 s) is so large that it can cause
a watchdog timer to fire. Reduce the power mode change timeout to 10
seconds.

Link: https://lore.kernel.org/r/20220811234401.1957911-1-bvanassche@acm.orgReviewed-by: NStanley Chu <stanley.chu@mediatek.com>
Signed-off-by: NBart Van Assche <bvanassche@acm.org>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>