removing QueryRangeAggregatedTS as it no longer used

[vishnuchalla]

Type of change

• Refactor
• New feature
• Bug fix
• Optimization
• Documentation Update

Description

Removing QueryRangeAggregatedTS as it is no longer used by kube-burner

Related Tickets & Documents

• Related Issue #
• Closes # Use native prometheus aggregations instead of stats package #30

Checklist before requesting a review

• I have performed a self-review of my code.
• If it is a core feature, I have added thorough tests.

Testing

Ran the unit tests. No breaking changes.

[codecov]

Codecov Report

Merging #34 (856db2e) into main (9dc8764) will decrease coverage by 1.80%.
Report is 2 commits behind head on main.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main      #34      +/-   ##
==========================================
- Coverage   85.13%   83.33%   -1.80%     
==========================================
  Files           6        6              
  Lines         343      312      -31     
==========================================
- Hits          292      260      -32     
- Misses         37       38       +1     
  Partials       14       14              

Files Changed	Coverage Δ
prometheus/prometheus.go	96.00% <ø> (-2.77%)	⬇️

[rsevilla87]

lgtm