Reland [fuchsia_system_metrics] Remove memory metric

Mirgrated to memory project.

https://cobalt-analytics-review.googlesource.com/c/config/+/6800 was
reverted.

The corresponding fix was rolled in:
https://fuchsia-review.googlesource.com/c/fuchsia/+/352371/

Bug: b147266571
Change-Id: I49c65ee871af83dbdabf994a4683435c9464a110
1 file changed
tree: 8464c52c8a4c805edb210288dd74db65cc61250a
  1. .gitignore
  2. BUILD.gn
  3. OWNERS
  4. check.py
  5. cobalt_internal/
  6. fuchsia/
  7. projects.yaml