Feat/heartbeat fixes

[iulianpascalau]

Description of the reasoning behind the pull request (what feature was missing / how the problem was manifesting itself / what was the motive behind the refactoring)

• heartbeat fixes and optimizations

Proposed Changes

• fixes and optimizations

Testing procedure

• standard system test
• public testnet testing

[codecov-commenter]

Codecov Report

Merging #4441 (b6df88b) into rc/2022-july (b5c57c4) will decrease coverage by 0.00%.
The diff coverage is 86.03%.

@@               Coverage Diff                @@
##           rc/2022-july    #4441      +/-   ##
================================================
- Coverage         73.93%   73.93%   -0.01%     
================================================
  Files               678      679       +1     
  Lines             86918    86960      +42     
================================================
+ Hits              64265    64292      +27     
- Misses            17854    17865      +11     
- Partials           4799     4803       +4     

Impacted Files	Coverage Δ
cmd/termui/presenter/chainInfoGetters.go	82.22% <0.00%> (-1.87%)	⬇️
cmd/termui/presenter/instanceInfoGetters.go	80.48% <0.00%> (-4.13%)	⬇️
dataRetriever/interface.go	12.12% <ø> (ø)
node/nodeRunner.go	0.00% <0.00%> (ø)
factory/processComponents.go	53.51% <50.00%> (+0.01%)	⬆️
heartbeat/sender/heartbeatSender.go	91.56% <68.75%> (-5.45%)	⬇️
...t/processor/peerAuthenticationRequestsProcessor.go	94.87% <75.00%> (-1.98%)	⬇️
factory/heartbeatV2Components.go	75.83% <87.50%> (+1.21%)	⬆️
dataRetriever/factory/dataPoolFactory.go	93.26% <100.00%> (-1.93%)	⬇️
...esolverscontainer/baseResolversContainerFactory.go	86.34% <100.00%> (-0.46%)	⬇️
... and 18 more

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[gabi-vuls]

System test passed.