Perfect the query statistics calc logic of fe

[Beyyes]

Description

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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.

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

[sonarqubecloud]

Quality Gate passed

Issues
10 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

Attention: Patch coverage is 54.76190% with 38 lines in your changes missing coverage. Please review.

Project coverage is 39.64%. Comparing base (65ab3ea) to head (55a18c3).
Report is 5 commits behind head on master.

Files with missing lines	Patch %	Lines
...stics/FixedScheduledOutputQueryPlanStatistics.java	39.13%	28 Missing ⚠️
.../apache/iotdb/db/queryengine/plan/Coordinator.java	25.00%	3 Missing ⚠️
.../db/queryengine/plan/execution/QueryExecution.java	0.00%	3 Missing ⚠️
...yengine/plan/execution/config/ConfigExecution.java	0.00%	2 Missing ⚠️
.../db/queryengine/plan/planner/TreeModelPlanner.java	0.00%	1 Missing ⚠️
...ine/plan/relational/planner/TableModelPlanner.java	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #14183      +/-   ##
============================================
+ Coverage     39.63%   39.64%   +0.01%     
  Complexity       71       71              
============================================
  Files          4224     4231       +7     
  Lines        269541   269666     +125     
  Branches      32681    32684       +3     
============================================
+ Hits         106833   106922      +89     
- Misses       162708   162744      +36     

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