Allow hiding pinot broker swagger UI by config

[dongxiaoman]

Description

Add an extra property in broker so we can hide Broker Swagger UI completely.
This is following the style in PR #7341 that can hide server Swagger UI

Release Notes

• Introduce pinot.broker.swagger.enabled=true property to broker so we can hide broker swagger UI on demand

[codecov-commenter]

Codecov Report

Merging #9343 (83fc048) into master (334c978) will decrease coverage by 44.84%.
The diff coverage is 60.00%.

@@              Coverage Diff              @@
##             master    #9343       +/-   ##
=============================================
- Coverage     69.76%   24.92%   -44.85%     
+ Complexity     4704       53     -4651     
=============================================
  Files          1882     1870       -12     
  Lines        100155    99825      -330     
  Branches      15226    15193       -33     
=============================================
- Hits          69874    24881    -44993     
- Misses        25344    72418    +47074     
+ Partials       4937     2526     -2411     

Flag	Coverage Δ
integration1	?
integration2	24.92% <60.00%> (+0.04%)	⬆️
unittests1	?
unittests2	?

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Impacted Files	Coverage Δ
...va/org/apache/pinot/spi/utils/CommonConstants.java	0.00% <ø> (-27.70%)	⬇️
...pinot/broker/broker/BrokerAdminApiApplication.java	85.00% <60.00%> (-2.50%)	⬇️
...in/java/org/apache/pinot/spi/utils/BytesUtils.java	0.00% <0.00%> (-100.00%)	⬇️
.../java/org/apache/pinot/spi/utils/BooleanUtils.java	0.00% <0.00%> (-100.00%)	⬇️
...java/org/apache/pinot/spi/trace/BaseRecording.java	0.00% <0.00%> (-100.00%)	⬇️
...java/org/apache/pinot/spi/trace/NoOpRecording.java	0.00% <0.00%> (-100.00%)	⬇️
...ava/org/apache/pinot/spi/config/table/FSTType.java	0.00% <0.00%> (-100.00%)	⬇️
...ava/org/apache/pinot/spi/config/user/RoleType.java	0.00% <0.00%> (-100.00%)	⬇️
...ava/org/apache/pinot/spi/data/MetricFieldSpec.java	0.00% <0.00%> (-100.00%)	⬇️
...ava/org/apache/pinot/spi/utils/NullValueUtils.java	0.00% <0.00%> (-100.00%)	⬇️
... and 1370 more

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