NEX-194: Prevent elasticsearch to fail when it detects that there is not enough free space on disk

* solution suggested in #274

Author: vermario

.ddev/elasticsearch/docker-compose.elasticsearch8.yaml

@@ -10,5 +10,10 @@ services:
       # Disable authentication in local development
       xpack.security.enabled: "false"
       xpack.security.enrollment.enabled: "false"
+      # Disable default watermark, which can cause issues in local development:
+      cluster.routing.allocation.disk.watermark.low: "2gb"
+      cluster.routing.allocation.disk.watermark.high: "1gb"
+      cluster.routing.allocation.disk.watermark.flood_stage: "500mb"
+      cluster.info.update.interval: "1m"
     volumes:
       - ./elasticsearch/config/elasticsearch8.yml:/usr/share/elasticsearch/config/elasticsearch.yml