board_status: Abort if repository is in a dirty state

Run `git status` to let the user spot what is going on.

Change-Id: I154d964354872f922cd22b05a5d2231ca2504f25
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Signed-off-by: Paul Menzel <pmenzel@molgen.mpg.de>
Reviewed-on: https://review.coreboot.org/22016
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

util/board_status/board_status.sh

@@ -340,6 +340,13 @@ timestamp=$($getrevision -t)
 
 results="${vendor}/${mainboard}/${tagged_version}/${timestamp}"
 
+if [ -n "$(echo $tagged_version | grep dirty)" ]; then
+	echo "The repository is in a dirty state. Please see the output of"
+	echo "'git status' below."
+	git status
+	exit $EXIT_FAILURE
+fi
+
 echo "Temporarily placing output in ${tmpdir}/${results}"
 mkdir -p "${tmpdir}/${results}"