Migrate armon/go-metrics to hashicorp/go-metrics and update Go dependencies

[paras-gupta2]

PCI review checklist

• Workflows: Added hashicorpmetrics build tag to all CI matrix jobs and to the golangci-lint step in consul-dataplane-checks.yaml
• Added hashicorp/go-metrics v0.5.4 as a direct dependency; armon/go-metrics demoted to indirect and updated all the dependencies to use the latest versions.
• Makefile: Added GOTAGS ?= hashicorpmetrics and wired it into the unit-tests target
• Source files: Updated all import paths in consuldp and metrics-cache from armon/go-metrics to hashicorp/go-metrics

List of backported PRs

• Backport: Migrate armon/go-metrics to hashicorp/go-metrics and update Go dependencies to 2.0.x #1171
• Backport: Migrate armon/go-metrics to hashicorp/go-metrics and update Go dependencies to 1.9.x #1172
• Backport: Migrate armon/go-metrics to hashicorp/go-metrics and update Go dependencies to 1.8.x #1173

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 68.28%. Comparing base (7c99930) to head (6019aed).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1143      +/-   ##
==========================================
+ Coverage   68.19%   68.28%   +0.08%     
==========================================
  Files          19       19              
  Lines        2182     2188       +6     
==========================================
+ Hits         1488     1494       +6     
  Misses        593      593              
  Partials      101      101              

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[srahul3]

✅ LGTM