feat: add support to add and drop linux capabilities #3035

Job	Run time
Build melange and add to artifact cache	33s
Build packages (bubblewrap, hello-wolfi)	1m 22s
Build packages (bubblewrap, glibc)	13m 45s
Build packages (bubblewrap, tini)	1m 27s
Build packages (bubblewrap, lzo)	1m 41s
Build packages (bubblewrap, bubblewrap)	1m 14s
Build packages (bubblewrap, gitsign)	3m 12s
Build packages (bubblewrap, guac)	3m 49s
Build packages (bubblewrap, mdbook)	3m 57s
Build packages (bubblewrap, s3cmd)	1m 13s
Build packages (bubblewrap, perl-yaml-syck)	1m 17s
Build packages (bubblewrap, ncurses)	2m 24s
Build packages (qemu, hello-wolfi)	1m 57s
Build packages (qemu, glibc)	13m 48s
Build packages (qemu, tini)	2m 7s
Build packages (qemu, lzo)	2m 4s
Build packages (qemu, bubblewrap)	1m 54s
Build packages (qemu, gitsign)	3m 29s
Build packages (qemu, guac)	4m 51s
Build packages (qemu, mdbook)	4m 41s
Build packages (qemu, s3cmd)	1m 58s
Build packages (qemu, perl-yaml-syck)	1m 55s
Build packages (qemu, ncurses)	2m 56s
	1h 17m 34s

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