Do not remove the bin directory before installing.

--
MOS_MIGRATED_REVID=102124504
diff --git a/scripts/packages/template_bin.sh b/scripts/packages/template_bin.sh
index 9c8c74a..01e43bd 100755
--- a/scripts/packages/template_bin.sh
+++ b/scripts/packages/template_bin.sh
@@ -127,7 +127,7 @@
 
 # Do the actual installation
 echo -n "Uncompressing."
-rm -fr "${bin}" "${base}" "${bazelrc}"
+rm -fr "${bin}/bazel" "${base}"
 
 mkdir -p ${bin} ${base} ${base}/bin ${base}/etc ${base}/base_workspace
 echo -n .