Merge pull request #4792 from pi-hole/fix/mkdir_logs

Create new log directory

automated install/basic-install.sh

@@ -2809,6 +2809,7 @@ main() {
 
     # Remaining log files
     if [ -f /var/log/pihole.log ] && [ ! -L /var/log/pihole.log ]; then
+        mkdir -p /var/log/pihole/
         mv /var/log/pihole*.* /var/log/pihole/ 2>/dev/null
     fi