Update powerwall.sh

powerwall.sh

@@ -593,7 +593,7 @@ CHECKPOWER(){
 	# done
 	
 	until [ "${checked}" != "" ]; do
-		for hostfile in ${PW_TMPFOLDER}/*.hostpower; do
+		for hostfile in "${PW_TMPFOLDER}/*.hostpower"; do
 			host=${hostfile%.*}; host=${host##*/}
 			watts=$(cat ${hostfile})
 			echo -e "${idsCL[LightCyan]}HOST '${PW_iDRACHOST_SHORTNAMES[${host}]}'     ${idsCL[Default]}: ${idsCL[Green]}${watts}W${idsCL[Default]}"