publish-project.sh: try to exclude build/ correctly

It appears with new tar on Ubuntu 17.04,
build/ does not get included with old way.

Signed-off-by: Olev Kartau <olev.kartau@intel.com>

Author: okartau

docker/publish-project.sh

@@ -146,10 +146,10 @@ rsync -lv latest ${_RSYNC_DEST_BASE}/../
 
 # create clean tarball of source, leaving out .git* and parts created by build and test stages
 cd $WORKSPACE
-_tar_file=`mktemp --suffix=.tar.gz`
+_tar_file=`mktemp --tmpdir=$WORKSPACE --suffix=.tar.gz`
 tar czf ${_tar_file} . \
         --transform "s,^\.,${JOB_NAME}-${CI_BUILD_ID},S" \
-        --exclude 'bitbake*.log*' --exclude 'build' --exclude 'build.pre' \
+        --exclude 'bitbake*.log*' --exclude=build --exclude=build.pre \
         --exclude 'buildhistory*' --exclude 'refkit_ci*' \
         --exclude '.git*' --exclude '*.testinfo.csv'
 rsync -av --remove-source-files --chmod=F644 ${_tar_file} ${_RSYNC_DEST_BASE}/${JOB_NAME}-${CI_BUILD_ID}.tar.gz