fix: Fixed pages showing up in wrong language (#1752)

* Fix languages

* Missed change for version number

* Add language field for presentation

* Revert change in README for double buffer

Co-authored-by: Jackie Nim <=>

version-number/README.md

@@ -5,9 +5,8 @@ folder: versionnumber
 permalink: /patterns/versionnumber/
 description: Entity versioning with version number
 
-categories:
- - Concurrency
-
+categories: Concurrency
+language: en
 tags:
  - Data access
  - Microservices