hardware: samsung_slsi: libcamera2: make sync between pre and main flash

This patch is to matching pre-flash and main-flash. In flash scenario,
Firing main flash have to be followed by firing pre-flash.

Bug: 7276572
Change-Id: I6ba3aede7535c748524b2cd871e0867e06f59f25
Signed-off-by: Younghwan Joo <yhwan.joo@samsung.com>
2 files changed