We have observed more reclaiming activities as upstream
has changed how PCP high is calculated since 5.15 kernel.
Re-align the level back to 5.10 first so we can monitor
how it impacts the MM metrics.
Bug: 309409009
Test: boot
Change-Id: I7ac1eb88a8dae7c823330a2c75aec9547bd5c427
Signed-off-by: Martin Liu <liumartin@google.com>