Drop the bumping, just deploy same tag

CONTRIBUTING.md

@@ -54,32 +54,4 @@ $ docker-compose stop
 
 ## Production
 
-Bump the tag in [.drone.yml](./.drone.yml) and [docker-compose.production.yml](./docker-compose.production.yml).
-
-Here's an example git diff. Please update the change log too.
-
-```diff
-+++ b/.drone.yml
-@@ -10,7 +10,7 @@ steps:
-       password:
-         from_secret: docker_reg_passwd
-       repo: decentral1se/autonomic.zone
--      tags: v2.0.0
-+      tags: v3.0.0
-
-   - name: deployment
-     image: decentral1se/drone-stack:19.03.8-override-compose
-
-+++ b/docker-compose.production.yml
-@@ -3,7 +3,7 @@ version: "3.7"
-
- services:
-   jekyll:
--    image: decentral1se/autonomic.zone:v2.0.0
-+    image: decentral1se/autonomic.zone:v3.0.0
-     command: jekyll serve --host 0.0.0.0 --trace
-     environment:
-       JEKYLL_ENV: production
-```
-
 Our [drone.autonomic.zone](https://drone.autonomic.zone/autonomic-cooperative/autonomic.zone/) configuration automatically deploys.