fix: counter variables should not have total at the end

[grobinson-grafana]

What this PR does / why we need it:

The variables for counters should not have total at the end (as per examples in https://pkg.go.dev/github.com/prometheus/client_golang/prometheus).

Which issue(s) this PR fixes:
Fixes #

Special notes for your reviewer:

Checklist

• Reviewed the CONTRIBUTING.md guide (required)
• Documentation added
• Tests updated
• Title matches the required conventional commits format, see here
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