[fix][broker] Fix incorrect API documentation for non-persistent topic

[Joforde]

Main Issue: #24412

Motivation

The API documentation for non-persistent topic endpoints incorrectly describes them as persistent topic endpoints, which could mislead users.

Modifications

• Fix the API operation description for non-persistent topic endpoint from "Produce message to a persistent topic" to "Produce message to a non-persistent topic"
• Fix the API operation description for non-persistent topic partition endpoint from "Produce message to a partition of a persistent topic" to "Produce message to a partition of a non-persistent topic"

Verifying this change

• [x] Make sure that the change passes the CI checks. This change is a trivial rework / code cleanup without any test coverage.

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
• [x] doc-not-needed
• [ ] doc-complete

Matching PR in forked repository

PR in forked repository:

[github-actions[bot]]

@Joforde 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 -->

[codelipenghui]

/pulsarbot run-failure-checks

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 74.26%. Comparing base (bbc6224) to head (115deaf). Report is 1154 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #24413      +/-   ##
============================================
+ Coverage     73.57%   74.26%   +0.69%     
- Complexity    32624    32703      +79     
============================================
  Files          1877     1868       -9     
  Lines        139502   145368    +5866     
  Branches      15299    16630    +1331     
============================================
+ Hits         102638   107962    +5324     
+ Misses        28908    28863      -45     
- Partials       7956     8543     +587     

Flag	Coverage Δ
inttests	27.00% <ø> (+2.41%)	:arrow_up:
systests	23.30% <ø> (-1.03%)	:arrow_down:
unittests	73.75% <ø> (+0.91%)	:arrow_up:

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

Files with missing lines	Coverage Δ
...ain/java/org/apache/pulsar/broker/rest/Topics.java	100.00% <ø> (ø)

... and 1085 files with indirect coverage changes

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