Use Bool by default for OneHotEncoding Transform

[nicoleepp]

Closes #7

[codecov]

Codecov Report

Merging #31 (714d654) into main (5bbb41b) will decrease coverage by 4.52%.
The diff coverage is 96.29%.

@@            Coverage Diff             @@
##             main      #31      +/-   ##
==========================================
- Coverage   99.11%   94.59%   -4.53%     
==========================================
  Files           9        9              
  Lines         113      111       -2     
==========================================
- Hits          112      105       -7     
- Misses          1        6       +5     

Impacted Files	Coverage Δ
src/power.jl	100.00% <ø> (ø)
src/temporal.jl	100.00% <ø> (ø)
src/utils.jl	37.50% <75.00%> (-50.00%)	⬇️
src/linear_combination.jl	100.00% <100.00%> (ø)
src/one_hot_encoding.jl	100.00% <100.00%> (ø)
src/periodic.jl	100.00% <100.00%> (ø)
src/scaling.jl	96.15% <100.00%> (-3.85%)	⬇️
src/transformers.jl	100.00% <100.00%> (ø)

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[bencottier]

Looks good to me. I think just edit the title e.g. "Use Bool by default for OneHotEncoding Transform".