ROX-24045: telemetry gatherer to use WithNoDuplicates

[0x656b694d]

Refactoring of the phonehome telemetry gatherer framework:

• Remove the gatherer cache in favor of the generic telemeter cache, enabled with the WithNoDuplicates option.
• Remove the "Heartbeat" event in favor of the daily, potentially duplicate, "Updated * Identity" event.

Tests:

• Unit tests

[0x656b694d]

Current dependencies on/for this PR:

• master
  • PR ROX-24045: Telemetry WithMessageIDPrefix option #11113
    • PR ROX-24045: drop Updated Secured Cluster Identity duplicates #11011
      • PR ROX-24045: telemetry gatherer to use WithNoDuplicates #11152 👈

[rhacs-bot]

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To use with deploy scripts, first export MAIN_IMAGE_TAG=4.4.x-758-gfb2badfc20.

[codecov]

Codecov Report

Attention: Patch coverage is 38.46154% with 8 lines in your changes are missing coverage. Please review.

Project coverage is 47.96%. Comparing base (1a5476a) to head (fb2badf).
Report is 2 commits behind head on master.

Files	Patch %	Lines
central/telemetry/centralclient/instance_config.go	0.00%	8 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #11152      +/-   ##
==========================================
- Coverage   47.97%   47.96%   -0.01%     
==========================================
  Files        2330     2330              
  Lines      166663   166667       +4     
==========================================
- Hits        79953    79944       -9     
- Misses      80359    80370      +11     
- Partials     6351     6353       +2     

Flag	Coverage Δ
go-unit-tests	47.96% <38.46%> (-0.01%)	⬇️

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