util/docker: Update coreboot-sdk with additional tools

- cscope: Run cscope targets
- ctags: Run ctags targets
- pbzip2: Allow compression on all cpu cores

Signed-off-by: Martin Roth <martin@coreboot.org>
Change-Id: I31ca45fcc5880f2b0346ca3f7d36a71ae18da979
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46799
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>

util/docker/coreboot-sdk/Dockerfile

@@ -24,11 +24,13 @@ RUN \
 		bzip2 \
 		ccache \
 		cmake \
+		cscope \
 		curl \
 		device-tree-compiler \
 		dh-autoreconf \
 		diffutils \
 		doxygen \
+		exuberant-ctags \
 		flex \
 		g++ \
 		gawk \
@@ -62,6 +64,7 @@ RUN \
 		nasm \
 		openssl \
 		patch \
+		pbzip2 \
 		pkg-config \
 		python2 \
 		python3 \