feat(MR): [MR-661] Expose best-effort memory usage #27204

Job	Run time
Bazel Build Fuzzers	3m 49s
Bazel Test All	22m 4s
Bazel Build Fuzzers AFL	4m 1s
Python CI Tests	2m 43s
Bazel Test macOS Intel	0s
Build IC	9m 56s
Cargo Clippy Linux	3m 35s
Cargo Build Release Linux	8m 3s
Build Determinism (//publish/binaries:upload, release, build-ic/release, false)	12s
Build Determinism (//publish/canisters:upload, canisters, build-ic/canisters, false)	8s
Build Determinism (//ic-os/guestos/envs/prod:upload_disk-img, guest-os/update-img, build-ic/icos/...	9s
Build Determinism (//ic-os/hostos/envs/prod:upload_update-img, host-os/update-img, build-ic/icos/...	15s
Build Determinism (//ic-os/setupos/envs/prod:upload_disk-img, setup-os/disk-img, build-ic/icos/se...	11s
	55m 6s

Provide feedback