Use defaultComposeScrollingMetrics in Compose macrobenchmarks

Consolidate Compose macrobenchmark suites to use
defaultComposeScrollingMetrics() for measuring frame timing, trace
sections, and memory metrics consistently across UI tests.

Test: ./gradlew :compose:integration-tests:macrobenchmark:assembleRelease
Test: http://go/forrest-run/L73100030174939042
TAG=agy
CONV=57a83d5c-7cc4-4661-b0de-2cce0ad81c5a

Change-Id: Iae4f90165bf15cd0e726798b15bcf2c881e90fb6