fix[csv_parser]:missing header

[asminkarki012]

• What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)
• bug fix
• Why was this change needed? (You can also link to an open issue here)
  🐛 Bug Report: Headers are Ignored and Data is Truncated/Jumbled in Table Parsers #1526
  csv/xlsx file headers was not included when parsing.
• Other information:

[vercel]

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[codecov]

Codecov Report

Attention: Patch coverage is 12.50000% with 28 lines in your changes missing coverage. Please review.

Project coverage is 30.14%. Comparing base (98abeab) to head (57a6fb3).
Report is 8 commits behind head on main.

Files with missing lines	Patch %	Lines
application/parser/file/tabular_parser.py	12.50%	28 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1722      +/-   ##
==========================================
- Coverage   30.21%   30.14%   -0.07%     
==========================================
  Files          84       84              
  Lines        4726     4750      +24     
==========================================
+ Hits         1428     1432       +4     
- Misses       3298     3318      +20     

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[asminkarki012]

LGTM