fix: build: don't rm -rf addons source

Related issue: harvester/harvester#8763

Signed-off-by: Tim Serong <tserong@suse.com>
(cherry picked from commit 80e328e)

Author: tserong

scripts/package-harvester-os

@@ -22,7 +22,6 @@ LOGGING_VERSION=${RANCHER_LOGGING_CHART_VERSION}
 echo "Rancher monitoring version: ${MONITORING_VERSION}"
 echo "Rancher logging version: ${LOGGING_VERSION}"
 echo "Harvester eventrouter image tag: ${HARVESTER_EVENTROUTER_FULL_TAG}"
-rm -rf ${addons_path}
 
 mkdir -p ${ARTIFACTS_DIR}