Devenv: Add loki self logging to Jaeger block (#23646)

devenv/docker/blocks/jaeger/docker-compose.yaml

@@ -10,6 +10,11 @@
     ports:
       - "3100:3100"
     command: -config.file=/etc/loki/local-config.yaml
+    # For this to work you need to install the logging driver see https://github.com/grafana/loki/tree/master/cmd/docker-driver#plugin-installation
+    logging:
+      driver: loki
+      options:
+        loki-url: "http://localhost:3100/loki/api/v1/push"
     # Optional jaeger tracing
     environment:
       - JAEGER_AGENT_HOST=jaeger