PowerLog: Balance memory for multiple levels

Test: atest powerlog_tests
Test: adb shell showmap '$(pgrep audioserver)'
Bug: 319566420
Merged-In: I2c97098da680febd7a2b568e01dc661390720ca7
Change-Id: I2c97098da680febd7a2b568e01dc661390720ca7
2 files changed