Add tempo datasource support

[panatamann]

SUMMARY

Add support for Grafana Tempo datasource

ISSUE TYPE

• Feature Pull Request

COMPONENT NAME

datasource

ADDITIONAL INFORMATION

Tempo is distributed tracing backend developed by Grafana Labs

https://grafana.com/docs/grafana/latest/datasources/tempo/

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (05271d8) 71.06% compared to head (cc8aa51) 71.06%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #335   +/-   ##
=======================================
  Coverage   71.06%   71.06%           
=======================================
  Files          18       18           
  Lines        1863     1863           
  Branches      321      321           
=======================================
  Hits         1324     1324           
  Misses        397      397           
  Partials      142      142           

Flag	Coverage Δ
integration	69.81% <ø> (ø)
sanity	23.70% <ø> (ø)
units	65.59% <ø> (ø)

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