Bump modelixCore from 2.15.5 to 3.0.0

Bumps `modelixCore` from 2.15.5 to 3.0.0.

Updates `org.modelix:model-api` from 2.15.5 to 3.0.0
- [Release notes](https://github.com/modelix/modelix.core/releases)
- [Changelog](https://github.com/modelix/modelix.core/blob/main/.releaserc.json)
- [Commits](modelix/modelix.core@2.15.5...3.0.0)

Updates `org.modelix:model-api-gen-runtime` from 2.15.5 to 3.0.0
- [Release notes](https://github.com/modelix/modelix.core/releases)
- [Changelog](https://github.com/modelix/modelix.core/blob/main/.releaserc.json)
- [Commits](modelix/modelix.core@2.15.5...3.0.0)

Updates `org.modelix:light-model-client` from 2.15.5 to 3.0.0
- [Release notes](https://github.com/modelix/modelix.core/releases)
- [Changelog](https://github.com/modelix/modelix.core/blob/main/.releaserc.json)
- [Commits](modelix/modelix.core@2.15.5...3.0.0)

Updates `org.modelix:model-client` from 2.15.5 to 3.0.0
- [Release notes](https://github.com/modelix/modelix.core/releases)
- [Changelog](https://github.com/modelix/modelix.core/blob/main/.releaserc.json)
- [Commits](modelix/modelix.core@2.15.5...3.0.0)

Updates `org.modelix.model-api-gen` from 2.15.5 to 3.0.0

---
updated-dependencies:
- dependency-name: org.modelix:model-api
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: org.modelix:model-api-gen-runtime
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: org.modelix:light-model-client
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: org.modelix:model-client
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: org.modelix.model-api-gen
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

gradle/libs.versions.toml

@@ -4,7 +4,7 @@
 modelix-model-api-gen = { id = "org.modelix.model-api-gen", version.ref = "modelixCore" }
 
 [versions]
-modelixCore = "2.15.5"
+modelixCore = "3.0.0"
 
 [libraries]
 modelix-model-api = { group = "org.modelix", name = "model-api", version.ref = "modelixCore" }