chore: bump @grafana/create-plugin configuration to 5.26.4 (#2082)

Bumps
[`@grafana/create-plugin`](https://github.com/grafana/plugin-tools/tree/main/packages/create-plugin)
configuration from 4.2.1 to 5.26.4.

**Notes for reviewer:**
This is an auto-generated PR which ran `@grafana/create-plugin update`.
Please consult the create-plugin
[CHANGELOG.md](https://github.com/grafana/plugin-tools/blob/main/packages/create-plugin/CHANGELOG.md)
to understand what may have changed.
Please review the changes thoroughly before merging.

---------

Co-authored-by: grafana-plugins-platform-bot[bot] <144369747+grafana-plugins-platform-bot[bot]@users.noreply.github.com>
Co-authored-by: Zoltán Bedi <zoltan.bedi@gmail.com>

devenv/zabbix50/docker-compose.yml

@@ -15,13 +15,12 @@ services:
 
   # Grafana
   grafana:
-    image: grafana/grafana:main
-    ports:
-      - '3001:3000'
+    extends:
+      file: ../../.config/docker-compose-base.yaml
+      service: grafana
     volumes:
       - ../..:/grafana-zabbix
       - ../dashboards:/devenv/dashboards
-      - ../grafana.ini:/etc/grafana/grafana.ini:ro
       - '../datasources.yaml:/etc/grafana/provisioning/datasources/datasources.yaml'
       - '../dashboards.yaml:/etc/grafana/provisioning/dashboards/dashboards.yaml'