build

_ci-linux-debian.sh: install `patch` #776

Job	Run time
linux-glibc-debian-bookworm-gcc	2m 26s
linux-glibc-debian-bookworm-llvm	1m 1s
linux-glibc-debian-testing-gcc	1m 11s
linux-glibc-debian-testing-llvm	1m 39s
linux-musl-alpine-gcc	34s
linux-musl-debian-bookworm-gcc	2m 10s
linux-musl-debian-bookworm-llvm	1m 12s
linux-musl-debian-testing-gcc	1m 35s
linux-musl-debian-testing-llvm	1m 3s
linux-musl-from-mac	1m 55s
linux-musl-alpine-llvm	1m 27s
mac-clang	37s
mac-gcc	1m 11s
mac-llvm	1m 23s
reuse-check	13s
shellcheck	6s
spellcheck	3s
win-gcc	1m 17s
win-llvm	1m 26s
win-llvm-from-mac	3m 8s
	25m 37s

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