fix(changelog): resolved tpl.filename type

[ongdisheng]

Description

Close #1503

Checklist

• I have read the contributing guidelines

Code Changes

• Add test cases to all the changes you introduce

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.96%. Comparing base (120d514) to head (fcb501b).
Report is 750 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1556      +/-   ##
==========================================
+ Coverage   97.33%   97.96%   +0.62%     
==========================================
  Files          42       58      +16     
  Lines        2104     2705     +601     
==========================================
+ Hits         2048     2650     +602     
+ Misses         56       55       -1     

Flag	Coverage Δ
unittests	97.96% <100.00%> (+0.62%)	⬆️

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[Lee-W]

let's change base branch to v4-9-0-test. we recently receive more pr than we originally expected