Remove the logic of memtable flush controlled by memory series size

[HTHou]

In this PR, if the row number of a memory chunk exceeded the avgSeriesPointNumberThreshold, or the size of a binary type memory chunk exceeded the targetChunkSize, this memory chunk will split to multiple disk chunks in the TsFile.

[codecov]

Codecov Report

Attention: Patch coverage is 81.62162% with 34 lines in your changes missing coverage. Please review.

Project coverage is 39.34%. Comparing base (263443d) to head (d06cc84).
Report is 6 commits behind head on master.

Files with missing lines	Patch %	Lines
...e/dataregion/memtable/AlignedWritableMemChunk.java	83.52%	14 Missing ⚠️
...geengine/dataregion/memtable/WritableMemChunk.java	82.14%	10 Missing ⚠️
...he/iotdb/db/utils/datastructure/AlignedTVList.java	69.56%	7 Missing ⚠️
...ageengine/dataregion/memtable/TsFileProcessor.java	66.66%	2 Missing ⚠️
...pache/iotdb/db/service/metrics/WritingMetrics.java	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master   #14591      +/-   ##
============================================
+ Coverage     39.28%   39.34%   +0.05%     
  Complexity      193      193              
============================================
  Files          4420     4420              
  Lines        281463   281443      -20     
  Branches      34806    34806              
============================================
+ Hits         110572   110732     +160     
+ Misses       170891   170711     -180     

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[sonarqubecloud]

Quality Gate passed

Issues
37 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