Enable Lint Rules: early-return & indent-error-flow

[FlamingSaint]

Which problem is this PR solving?

• Partial Fix for Enable more revive linter rules #5506

Description of the changes

• Enabled early-return & indent-error-flow in revive linter
• Simplified if-else blocks

How was this change tested?

• make lint make test

Checklist

• I have read https://github.com/jaegertracing/jaeger/blob/master/CONTRIBUTING_GUIDELINES.md
• I have signed all commits
• I have added unit tests for the new functionality
• I have run lint and test steps successfully
  • for jaeger: make lint test
  • for jaeger-ui: yarn lint and yarn test

[codecov]

Codecov Report

Attention: Patch coverage is 96.29630% with 2 lines in your changes missing coverage. Please review.

Project coverage is 96.19%. Comparing base (b295383) to head (bd884c3).

Files	Patch %	Lines
pkg/es/client/index_client.go	33.33%	0 Missing and 2 partials ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #5526       +/-   ##
===========================================
+ Coverage   54.24%   96.19%   +41.94%     
===========================================
  Files         161      327      +166     
  Lines        8369    16007     +7638     
===========================================
+ Hits         4540    15398    +10858     
+ Misses       3383      433     -2950     
+ Partials      446      176      -270     

Flag	Coverage Δ
badger_v1	8.05% <0.00%> (+<0.01%)	⬆️
badger_v2	1.93% <0.00%> (+<0.01%)	⬆️
cassandra-3.x-v1	16.45% <16.66%> (+<0.01%)	⬆️
cassandra-3.x-v2	1.85% <0.00%> (+<0.01%)	⬆️
cassandra-4.x-v1	16.45% <16.66%> (+<0.01%)	⬆️
cassandra-4.x-v2	1.85% <0.00%> (+<0.01%)	⬆️
elasticsearch-7-v1	18.89% <0.00%> (+<0.01%)	⬆️
elasticsearch-8-v1	19.09% <0.00%> (+<0.01%)	⬆️
elasticsearch-8-v2	19.09% <0.00%> (+0.01%)	⬆️
grpc_v1	9.47% <0.00%> (-0.01%)	⬇️
grpc_v2	7.53% <0.00%> (+<0.01%)	⬆️
kafka	9.77% <16.66%> (-0.01%)	⬇️
opensearch-1-v1	18.93% <0.00%> (-0.01%)	⬇️
opensearch-2-v1	18.94% <0.00%> (+<0.01%)	⬆️
opensearch-2-v2	18.93% <0.00%> (+<0.01%)	⬆️
unittests	93.89% <96.29%> (?)

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