Add DLT file transfer packages

[JulianSchmid]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 91.52228% with 137 lines in your changes missing coverage. Please review.

Project coverage is 95.33%. Comparing base (4554c71) to head (6682f16).

Files	Patch %	Lines
src/ft/dlt_ft_pkg.rs	66.23%	79 Missing ⚠️
src/ft/dlt_ft_int.rs	0.00%	22 Missing ⚠️
src/ft/dlt_ft_uint.rs	20.83%	19 Missing ⚠️
src/error/ft_reassemble_error.rs	0.00%	9 Missing ⚠️
src/error/ft_pool_error.rs	30.00%	7 Missing ⚠️
src/ft/dlt_ft_buffer.rs	99.84%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #24      +/-   ##
==========================================
- Coverage   98.71%   95.33%   -3.39%     
==========================================
  Files          64       72       +8     
  Lines       31476    12227   -19249     
==========================================
- Hits        31073    11657   -19416     
- Misses        403      570     +167     

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