Add section header in samplesheet for run folder transfer

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 26.63%. Comparing base (4b69b0f) to head (09407e3).

Files	Patch %	Lines
taca/analysis/analysis.py	0.00%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #430 +/- ## ======================================= Coverage 26.63% 26.63% ======================================= Files 28 28 Lines 3949 3949 ======================================= Hits 1052 1052 Misses 2897 2897 ```

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