Add Tablet.append

[jt2594838]

No description provided.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 87.64045% with 11 lines in your changes missing coverage. Please review.
✅ Project coverage is 66.70%. Comparing base (965f487) to head (7ffd647).
⚠️ Report is 2 commits behind head on develop.

Files with missing lines	Patch %	Lines
...in/java/org/apache/tsfile/write/record/Tablet.java	87.64%	11 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #562      +/-   ##
===========================================
+ Coverage    66.64%   66.70%   +0.06%     
===========================================
  Files          583      583              
  Lines        35319    35401      +82     
  Branches      4961     4978      +17     
===========================================
+ Hits         23537    23616      +79     
- Misses       11123    11126       +3     
  Partials       659      659              

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[Caideyipi]

LGTM