coreboot/default bump: rev d862695f5f, 12 Oct 2023

Riku's mSATA patch for HP8300USDT was merged upstream, so the
patch has been dropped from lbmk because it is contained within
this new coreboot revision.

Signed-off-by: Leah Rowe <leah@libreboot.org>

script/update/project/trees

@@ -90,13 +90,6 @@ build_targets()
 	[ $# -gt 0 ] && targets=$@
 
 	[ -z "${mode}" ] && x_ mkdir -p "${elfdir}/"
-	if [ "${project}" = "coreboot" ]; then
-		printf "DO NOT flash coreboot images under elf/. Use ROMs"
-		printf "under bin/. The elf/ ones DO NOT contain payloads"
-		printf "will brick your machine.\n" > \
-		    "${elfdir}/WARNING.txt" || :
-	fi
-
 
 	handle_targets
 }