Update libpng#5333

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blowekamp wants to merge 3 commits intoInsightSoftwareConsortium:mainfrom

blowekamp:update_libpng

Commits on Apr 28, 2025

ENH: Update PNG script for 1.6.47
blowekamp
committed
png 2025-02-18 (872555f4)

LIBPNG Upstream
authored and
blowekamp
committed
Merge branch 'upstream-png' into update_libpng
blowekamp
committed