Refactor for more efficient evaulation

migrate2rocky/migrate2rocky.sh

@@ -265,7 +265,7 @@ repoinfo () {
     fi
     declare -gA repoinfo_results=()
     while IFS=" :" read -r name val; do
-	if [[ -z $name ]] && [[ -z $val ]]; then
+	if [[ ! ( $name || $val) ]]; then
 		continue
 	fi
 	if [[ -z $name ]]; then