[To dev/1.3] Pipe: Optimized the memory occupation of pipe realtime source (#17450)(#17474)

[Caideyipi]

Description

As the title said.

---

This PR has:

• been self-reviewed.
  • concurrent read
  • concurrent write
  • concurrent read and write
• added documentation for new or modified features or behaviors.
• added Javadocs for most classes and all non-trivial methods.
• added or updated version, license, or notice information
• added comments explaining the "why" and the intent of the code wherever would not be obvious
  for an unfamiliar reader.
• added unit tests or modified existing tests to cover new code paths, ensuring the threshold
  for code coverage.
• added integration tests.
• been tested in a test IoTDB cluster.

---

Key changed/added classes (or packages if there are too many classes) in this PR

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

❌ Patch coverage is 33.33333% with 6 lines in your changes missing coverage. Please review.
✅ Project coverage is 41.51%. Comparing base (1f1d2c1) to head (73c8ff4).
⚠️ Report is 2 commits behind head on dev/1.3.

Files with missing lines	Patch %	Lines
...aregion/realtime/PipeRealtimeDataRegionSource.java	60.00%	2 Missing ⚠️
...iotdb/commons/pipe/receiver/IoTDBFileReceiver.java	0.00%	2 Missing ⚠️
...hrift/async/handler/PipeTransferTsFileHandler.java	0.00%	1 Missing ⚠️
...task/connection/UnboundedBlockingPendingQueue.java	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             dev/1.3   #17486   +/-   ##
==========================================
  Coverage      41.51%   41.51%           
  Complexity       227      227           
==========================================
  Files           3596     3596           
  Lines         236841   236843    +2     
  Branches       28664    28666    +2     
==========================================
+ Hits           98326    98335    +9     
+ Misses        138515   138508    -7     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.