[fix][client] Copy eventTime to retry letter topic and DLQ messages

[SantanuKar43]

Fixes #24053

Motivation

See #24053

Modifications

copy eventTime to messages sent to retry letter topic and DLQ topic

Verifying this change

• Make sure that the change passes the CI checks.

This change added tests and can be verified as follows:

• Added integration tests : RetryTopicTest#testRetryTopicProperties, DeadLetterTopicTest#testDeadLetterTopicMessagesWithEventTime

Does this pull request potentially affect one of the following parts:

If the box was checked, please highlight the changes

• Dependencies (add or upgrade a dependency)
• The public API
• The schema
• The default values of configurations
• The threading model
• The binary protocol
• The REST endpoints
• The admin CLI options
• The metrics
• Anything that affects deployment

Documentation

• doc
• doc-required
• doc-not-needed
• doc-complete

Matching PR in forked repository

PR in forked repository: SantanuKar43#1

[github-actions]

@SantanuKar43 Please add the following content to your PR description and select a checkbox:

- [ ] `doc` <!-- Your PR contains doc changes -->
- [ ] `doc-required` <!-- Your PR changes impact docs and you will update later -->
- [ ] `doc-not-needed` <!-- Your PR changes do not impact docs -->
- [ ] `doc-complete` <!-- Docs have been already added -->

[lhotari]

Great work, @SantanuKar43. One comment about a small detail.

[lhotari]

LGTM, great work @SantanuKar43

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 74.17%. Comparing base (bbc6224) to head (f28094f).
Report is 949 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #24059      +/-   ##
============================================
+ Coverage     73.57%   74.17%   +0.59%     
+ Complexity    32624    32399     -225     
============================================
  Files          1877     1861      -16     
  Lines        139502   144213    +4711     
  Branches      15299    16433    +1134     
============================================
+ Hits         102638   106966    +4328     
+ Misses        28908    28802     -106     
- Partials       7956     8445     +489     

Flag	Coverage Δ
inttests	26.71% <80.00%> (+2.13%)	⬆️
systests	23.15% <0.00%> (-1.17%)	⬇️
unittests	73.68% <100.00%> (+0.84%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
...va/org/apache/pulsar/client/impl/ConsumerImpl.java	79.04% <100.00%> (+1.47%)	⬆️
...he/pulsar/client/impl/TypedMessageBuilderImpl.java	84.61% <ø> (+0.76%)	⬆️

... and 1060 files with indirect coverage changes

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