afew/filters/FolderNameFilter.py: Fix typo on shlex call

[grazzolini]

Commit 77bc879 introduced a typo on the shlex
call.

[codecov]

Codecov Report

Merging #275 into master will not change coverage.
The diff coverage is 0.00%.

@@           Coverage Diff           @@
##           master     #275   +/-   ##
=======================================
  Coverage   40.51%   40.51%           
=======================================
  Files          30       30           
  Lines         980      980           
=======================================
  Hits          397      397           
  Misses        583      583           

Flag	Coverage Δ
#unittests	40.51% <0.00%> (ø)

Impacted Files	Coverage Δ
afew/filters/FolderNameFilter.py	22.72% <0.00%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 9bcecab...0ae16b6. Read the comment docs.

[russell]

I have tested this and it's working for me

[GuillaumeSeren]

Hey @grazzolini
thank you for the patch, if you want to work on a test around this filter,
there is already some example and that would help afew.

Anyway let's merge 👍