Add env tag in benchmark metrics

[ambushwork]

What does this PR do?

Add env tag in benchmark metrics

Motivation

To separate debug test metrics and release metrics

Review checklist (to be filled by reviewers)

• Feature or bugfix MUST have appropriate tests (unit, integration, e2e)
• Make sure you discussed the feature or bugfix with the maintaining team in an Issue
• Make sure each commit and the PR mention the Issue number (cf the CONTRIBUTING doc)

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 69.97%. Comparing base (91a98e4) to head (c546b72).
Report is 7 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #2276      +/-   ##
===========================================
- Coverage    70.18%   69.97%   -0.21%     
===========================================
  Files          732      732              
  Lines        27227    27226       -1     
  Branches      4580     4579       -1     
===========================================
- Hits         19107    19050      -57     
- Misses        6863     6889      +26     
- Partials      1257     1287      +30     

see 29 files with indirect coverage changes