Install findutils explicitly in tests #823

Job	Run time
Lint with ShellCheck	19s
Test on Fedora	35s
Test on Ubuntu	1m 13s
Test on Debian	30s
Test on AlmaLinux	18s
Test on Alpine Linux (BusyBox awk implementation)	12s
Test on Alpine Linux	11s
Test on Alpine Linux (mawk awk implementation)	13s
Test on Alpine Linux (gawk awk implementation)	15s
Test on Alpine Linux (nawk awk implementation)	18s
Test on Alpine Linux (bash shell)	18s
Test on Alpine Linux (BusyBox ash shell)	14s
Test on Alpine Linux (dash shell)	15s
Test on Alpine Linux (mksh shell)	13s
Test on Alpine Linux (oksh shell)	17s
Test on Alpine Linux (yash shell)	18s
Test on Alpine Linux (zsh shell)	23s
Test on Arch Linux	32s
Test on Haiku	5m 37s
Test on macOS	16s
Test on macOS (bash shell)	17s
Test on macOS (dash shell)	16s
Test on macOS (zsh shell)	17s
Test on openSUSE	31s
Test on OpenWrt	46s
Test on OpenWrt (BusyBox ash shell)	19s
Build on AlmaLinux	1m 25s
Build on macOS	8m 36s
Build on Alpine Linux	21m 52s
Build on Debian	1m 10s
Build on Arch Linux	1m 43s
Build on Fedora	1m 28s
Build on openSUSE	1m 34s
Build on OpenWrt	20m 28s
Build on Ubuntu	1m 31s
Create RPM package	39s
Create PKGBUILD package	40s
Create deb package	40s
Create npm package	26s
Create APKBUILD package	31s
	1h 17m 36s

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