fix: force parsing specific columns as float

[Midnighter]

• fix [BUG] Problem with kraken-type reports (from KrakenUniq) #123
• description of feature/fix
• tests added/passed
• add an entry to the changelog

[codecov-commenter]

Codecov Report

Patch and project coverage have no change.

Comparison is base (2b77eb3) 82.17% compared to head (17b103d) 82.17%.

❗ Current head 17b103d differs from pull request most recent head 975fb92. Consider uploading reports for the commit 975fb92 to get more accurate results

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Additional details and impacted files

@@           Coverage Diff           @@
##              dev     #124   +/-   ##
=======================================
  Coverage   82.17%   82.17%           
=======================================
  Files         110      110           
  Lines        1677     1677           
  Branches      299      299           
=======================================
  Hits         1378     1378           
  Misses        255      255           
  Partials       44       44           

Impacted Files	Coverage Δ
...pplication/krakenuniq/krakenuniq_profile_reader.py	100.00% <ø> (ø)

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