fix: Skip SSL for MariaDB ping in init script (#11491)

Restore compatibility with MariaDB server versions < 11.4, which do not use SSL by default.

Author: danielrheinbay

docker/rootfs/etc/s6-overlay/s6-rc.d/init-wait-for-db/run

@@ -50,9 +50,8 @@ wait_for_mariadb() {
 
 	local -r host="${PAPERLESS_DBHOST:-localhost}"
 	local -r port="${PAPERLESS_DBPORT:-3306}"
-	local -r user="${PAPERLESS_DBUSER:-paperless}"
 
-	while ! mariadb-admin --host="${host}" --port="${port}" --user="${user}" ping --silent >/dev/null 2>&1; do
+	while ! mariadb-admin --host="${host}" --port="${port}" --skip-ssl ping --silent >/dev/null 2>&1; do
 		delay_next_attempt
 	done
 	echo "${LOG_PREFIX} Connected to MariaDB"