chore: readme values update

Signed-off-by: rizlas <rizlas@users.noreply.github.com>

Author: rizlas

charts/nextcloud/README.md

@@ -153,6 +153,7 @@ The following table lists the configurable parameters of the nextcloud chart and
 | `nextcloud.mail.smtp.password`                              | SMTP password                                                                                       | `''`                                                         |
 | `nextcloud.configs`                                         | Config files created in `/var/www/html/config`                                                      | `{}`                                                         |
 | `nextcloud.persistence.subPath`                             | Set the subPath for nextcloud to use in volume                                                      | `nil`                                                        |
+| `nextcloud.persistence.useImageCode`                        | Skip `/var/www` and `/var/www/html` mounts when using a custom image with code baked in             | `false`                                                      |
 | `nextcloud.phpConfigs`                                      | PHP Config files created in `/usr/local/etc/php/conf.d`                                             | `{}`                                                         |
 | `nextcloud.defaultConfigs.\.htaccess`                       | Default .htaccess to protect `/var/www/html/config`                                                 | `true`                                                       |
 | `nextcloud.defaultConfigs.apache-pretty-urls\.config\.php`  | Default Apache configuration for rewrite urls                                                       | `true`                                                       |