Update spec

Co-authored-by: Donnerbart <david.sondermann@hivemq.com>

Author: busybeetree

specs/hivemq-openapi.yaml

@@ -78,7 +78,7 @@ info:
     ## OpenAPI
     HiveMQ's REST API provides an OpenAPI 3.0 schema definition that can imported into popular API tooling (e.g. Postman) or can be used to generate client-code for multiple programming languages.
   title: HiveMQ REST API
-  version: 4.30.0-SNAPSHOT
+  version: 4.30.0
   x-logo:
     url: https://www.hivemq.com/img/svg/hivemq-bee.svg
 tags: