Fix RssHWM -> VmHWM in docs. am: 890735b8c8
Fix RssHWM -> VmHWM in docs. am: 890735b8c8

Original change: https://android-review.googlesource.com/c/platform/external/perfetto/+/1321849

Change-Id: Idf5c47ecf8ff59e15a16d0b703deb9dc20affc75

google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto