fix propagation of maxdepth kwarg

[jrevels]

fixes #180

[codecov]

Codecov Report

Merging #181 (47942c3) into main (1af27ba) will increase coverage by 0.09%.
The diff coverage is 50.00%.

@@            Coverage Diff             @@
##             main     #181      +/-   ##
==========================================
+ Coverage   81.34%   81.44%   +0.09%     
==========================================
  Files          25       25              
  Lines        3034     3034              
==========================================
+ Hits         2468     2471       +3     
+ Misses        566      563       -3     

Impacted Files	Coverage Δ
src/write.jl	95.69% <ø> (ø)
src/arraytypes/arraytypes.jl	87.87% <50.00%> (+1.01%)	⬆️
src/ArrowTypes/src/ArrowTypes.jl	97.95% <0.00%> (+0.68%)	⬆️
src/arraytypes/map.jl	98.48% <0.00%> (+1.51%)	⬆️

---

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 1af27ba...47942c3. Read the comment docs.

[quinnj]

Good catch; thanks!