Move creation of pihole directory out of IPv6 function

automated install/basic-install.sh

@@ -172,7 +172,6 @@ useIPv6dialog()
 {
 piholeIPv6=$(ip -6 route get 2001:4860:4860::8888 | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "src") print $(i+1) }')
 whiptail --msgbox --backtitle "IPv6..." --title "IPv6 Supported" "$piholeIPv6 will be used to block ads." $r $c
-$SUDO mkdir -p /etc/pihole/
 $SUDO touch /etc/pihole/.useIPv6
 }
 
@@ -373,6 +372,7 @@ installPihole()
 {
 installDependencies
 stopServices
+$SUDO mkdir -p /etc/pihole/
 $SUDO chown www-data:www-data /var/www/html
 $SUDO chmod 775 /var/www/html
 $SUDO usermod -a -G www-data pi