[To dev/1.1] Fetch max tsblock line number each time from TSFileConfig

[JackieTien97]

cp from #534

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 59.10%. Comparing base (538b4aa) to head (8255bb1).
⚠️ Report is 3 commits behind head on dev/1.1.

Additional details and impacted files

@@             Coverage Diff             @@
##           dev/1.1     #535      +/-   ##
===========================================
- Coverage    59.10%   59.10%   -0.01%     
===========================================
  Files          420      420              
  Lines        28111    28110       -1     
  Branches      3697     3697              
===========================================
- Hits         16616    16615       -1     
  Misses       11299    11299              
  Partials       196      196              

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