add is_desktop_grid var

setup/so-functions

@@ -1883,7 +1883,7 @@ securityonion_repo() {
 		if [ -n "$(ls -A /etc/yum.repos.d/ 2>/dev/null)" ]; then
 			logCmd "mv -v /etc/yum.repos.d/* /root/oldrepos/"
 		fi
-		if [[ $is_desktop_iso ]]; then
+		if [[ ! $is_desktop_grid ]]; then
 			gpg_rpm_import
 			if [[ ! $is_airgap ]]; then
 				echo "https://repo.securityonion.net/file/so-repo/prod/2.4/oracle/9" > /etc/yum/mirror.txt

setup/so-whiptail

@@ -58,6 +58,8 @@ whiptail_desktop_install() {
 	whiptail --title "$whiptail_title" \
 		--yesno "$message" 11 75 --defaultno
 
+	is_desktop_grid=$?
+
 }
 
 whiptail_desktop_nongrid_iso() {