app/promauto: support partial resets

[corverroos]

Refactor Reset method of the ResetGauge to accept a slice of label values to match against, adding support for partial reset, not just a full reset..

category: refactor
ticket: none

[codecov]

Codecov Report

Patch coverage: 76.47% and project coverage change: +0.02% 🎉

Comparison is base (4f0d8ba) 53.52% compared to head (959ebb6) 53.55%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2487      +/-   ##
==========================================
+ Coverage   53.52%   53.55%   +0.02%     
==========================================
  Files         198      198              
  Lines       26757    26732      -25     
==========================================
- Hits        14321    14315       -6     
+ Misses      10648    10633      -15     
+ Partials     1788     1784       -4     

Files Changed	Coverage Δ
app/metrics.go	0.00% <ø> (ø)
app/monitoringapi.go	50.57% <0.00%> (+2.22%)	⬆️
app/peerinfo/peerinfo.go	72.22% <0.00%> (+4.44%)	⬆️
p2p/p2p.go	20.52% <0.00%> (ø)
app/promauto/resetgauge.go	93.10% <100.00%> (+1.79%)	⬆️
core/scheduler/metrics.go	100.00% <100.00%> (+17.64%)	⬆️

... and 6 files with indirect coverage changes

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