dhcpcd: Update to version 10.0.4

dhcpcd: Update to version 10.0.4

- Update from version 10.0.2 to 10.0.4
- Update of rootfile not required
- Two patches removed as the fixes have been included in the source tarball
- Changelog
    10.0.4
	    privsep: allow __NR_mmap2 call by @olegartys in #253
	    privsep: allow __NR_clock_gettime32 syscall by @olegartys in #254
	    compat/arc4random.c: use memset instead of explicit_bzero by
	     @ffontaine in #252
	    privsep: avoid SIGPIPE errors when scripts write to stderr/stdout after
	     dhcpcd is daemonised
    10.0.3
	    Do not crash on dhcpcd test run by @pemensik in #231
	    Add automated CI builds for Ubuntu, OpenBSD, FreeBSD and NetBSD by
	     @tobhe in #229
	    dhcpcd: Fix off-by-one overflow when read() writes full BUFSIZ by
	     @tobhe in #236
	    privsep: fix strlcpy overflow in psp_ifname by @tobhe in #239
	    ci: execute tests after successful build by @tobhe in #243
	    compat: update arc4random() to newer chacha20 based version from OpenBSD by
	     @tobhe in #227
	    Support libcrypto for hmac and sha256 by @tobhe in #223
	    Use a local variable instead of the optind by @gotthardp in #86
	    Send correct amount of used buffer for prefix exclude option by
	     @ctomahogh in #250
	    compat: use OpenSSL RAND_priv_bytes() for entropy by @tobhe in #248

Signed-off-by: Adolf Belka <adolf.belka@ipfire.org>