Change type of num_children array in docstring

[GertjanBisschop]

Docstring did not reflect the changes in #2337.

[codecov]

Codecov Report

Merging #2358 (bc39e01) into main (a915cee) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main    #2358   +/-   ##
=======================================
  Coverage   93.28%   93.28%           
=======================================
  Files          28       28           
  Lines       26840    26840           
  Branches     1229     1229           
=======================================
  Hits        25038    25038           
  Misses       1769     1769           
  Partials       33       33           

Flag	Coverage Δ
c-tests	92.25% <ø> (ø)
lwt-tests	89.05% <ø> (ø)
python-c-tests	71.22% <ø> (ø)
python-tests	98.86% <ø> (ø)

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Impacted Files	Coverage Δ
python/tskit/trees.py	98.33% <ø> (ø)

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[benjeffery]

My bad. Great spot, thanks!

[benjeffery]

@Mergifyio rebase

[mergify]

rebase

☑️ Nothing to do

• -closed [:pushpin: rebase requirement]
• any of:
  • #commits-behind>0 [:pushpin: rebase requirement]
  • -linear-history [:pushpin: rebase requirement]