fix: clarify check_euid message regarding credential prompts

scripts/utilities.sh

@@ -20,6 +20,8 @@ function check_euid() {
     echo -e "${red}"
     top_border
     echo -e "|       !!! THIS SCRIPT MUST NOT RUN AS ROOT !!!        |"
+    echo -e "|                                                       |"
+    echo -e "|        It will ask for credentials as needed.         |"
     bottom_border
     echo -e "${white}"
     exit 1