Support 1.20.3 change to ping description structure (#2628)

tests/fulltests/multi-part-motd/docker-compose.yml

@@ -0,0 +1,19 @@
+version: "3"
+
+services:
+  monitor:
+    depends_on:
+      - mc
+    image: ${IMAGE_TO_TEST:-itzg/minecraft-server}
+    entrypoint: mc-monitor
+    command: status --host mc --retry-interval 1s --timeout 1s --retry-limit 60
+  mc:
+    restart: "no"
+    image: ${IMAGE_TO_TEST:-itzg/minecraft-server}
+    environment:
+      EULA: "TRUE"
+      VERSION: ${MINECRAFT_VERSION:-LATEST}
+      TYPE: PAPER
+      # regression tests https://github.com/itzg/docker-minecraft-server/issues/2545
+      MOTD: "Foo§rBar"
+