Update powerwall.sh

powerwall.sh

@@ -1248,9 +1248,9 @@ LOGROTATE(){
 	backupstokeep=(`ls -d ${PW_LOGARCHIVE}/* 2> /dev/null | tail -12`)
 	for folder in $(ls -d ${PW_LOGARCHIVE}/*); do
 		keep=0
-		for file in ${backupstokeep[@]}; do
-			if [ "${folder}" == "${file}" ]; then
-				echo ${file}
+		for filetokeep in ${backupstokeep[@]}; do
+			if [ "${folder}" == "${filetokeep}" ]; then
+				echo ${filetokeep}
 				keep=1; break
 			fi
 		done;