add function and clean up logic for array

images/linux/scripts/helpers/install.sh

@@ -42,4 +42,9 @@ download_with_retries() {
 ## fi
 function IsPackageInstalled {
     dpkg -S $1 &> /dev/null
+}
+
+verlte() {
+    sortedVersion=$(echo -e "$1\n$2" | sort -V | head -n1)
+    [  "$1" = "$sortedVersion" ]
 }