Camera2: Rename TEMPLATE_MANUAL to TEMPLATE_ZERO_SHUTTER_LAG

It collides with HAL ZSL template, rename it to TEMPLATE_ZERO_SHUTTER_LAG and
hide it for now.

Bug: 10690122
Change-Id: I793154849aa7aa4bf4874e2ff3f3890dd05b1f9e
2 files changed