fix: remove ITracking interface in favour of Tracker

[sahidvelji]

This PR

remove ITracking interface in favour of Tracker as discussed in #359

Related Issues

Fixes #359

Notes

Follow-up Tasks

How to test

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 85.75%. Comparing base (8844be4) to head (be5af0c).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #365   +/-   ##
=======================================
  Coverage   85.75%   85.75%           
=======================================
  Files          20       20           
  Lines        1453     1453           
=======================================
  Hits         1246     1246           
  Misses        186      186           
  Partials       21       21           

Flag	Coverage Δ
e2e	85.75% <ø> (ø)
unit	85.75% <ø> (ø)

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[aepfli]

Thank you!