metrics: Purge deprecated counters

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 22.20%. Comparing base (51fefac) to head (05eb32c).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #2803 +/- ## ========================================== + Coverage 22.13% 22.20% +0.06% ========================================== Files 793 793 Lines 47586 47442 -144 ========================================== Hits 10533 10533 + Misses 36148 36004 -144 Partials 905 905 ```

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[cthulhu-rider]

dropped