[Automation] Bump product version numbers

[elastic-observability-automation]

Bump release versions in the config/versions.yml

Update config/versions.yml elasticsearch-client-ruby 9.4.1

change detected: * key "$.versioning_systems.elasticsearch-client-ruby.current" updated from "9.4.0" to "9.4.1", in file "config/versions.yml"

v9.4.1

* Updates `elasticsearch-api` to the latest Elasticsearch 9.4 specification.
* Better handling of `content-type` headers when using Manticore and JRuby to avoid duplication.

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