util/docker/coreboot-sdk: add mrc extraction packages

Add packages required to extract the `mrc.bin` from a ChromeOS firmware
image as per the instructions provided in
https://doc.coreboot.org/northbridge/intel/haswell/mrc.bin.html

Change-Id: I81ed4ef55f0ba745a8a0a0cc85c2b00360f59297
Signed-off-by: Tom Hiller <thrilleratplay@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/67160
Reviewed-by: Martin L Roth <gaumless@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Singer <service+coreboot-gerrit@felixsinger.de>

util/docker/coreboot-sdk/Dockerfile

@@ -63,6 +63,7 @@ RUN \
 		msitools \
 		nasm \
 		openssl \
+		parted \
 		patch \
 		pbzip2 \
 		pkg-config \
@@ -73,8 +74,10 @@ RUN \
 		qemu-system-ppc \
 		qemu-system-x86 \
 		rsync \
+		sharutils \
 		shellcheck \
 		unifont \
+		unzip \
 		uuid-dev \
 		vim-common \
 		wget \