Update camunda REST API doc

[camunda-docs-pr-automation]

Description

This is an autogenerated PR by the sync api specs workflow.
This PR contains every changes made to the REST api specs in the monorepo in the last week.
This PR contains also all the generated OpenAPI files related to the changes.

When should this change go live?

• There is no urgency with this change and can be released at any time.

PR Checklist

• My changes are for the next minor and are in /docs directory (aka /next/).
• My changes require a technical writer review, and I've assigned @camunda/tech-writers as a reviewer.

[github-actions]

👋 🤖 🤔 Hello, @camunda-docs-pr-automation[bot]! Did you make your changes in all the right places?

These files were changed only in docs/. You might want to duplicate these changes in versioned_docs/version-8.6/.

• docs/apis-tools/camunda-api-rest/specifications/add-user-to-group.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/create-group.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/create-role.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/delete-group.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/delete-mapping-rule.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/delete-role.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/find-mappings.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/find-users.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/get-group.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/get-role.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/search-groups.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/search-roles.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/search-users-for-tenant.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/sidebar.ts
• docs/apis-tools/camunda-api-rest/specifications/unassign-user-from-group.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/update-group.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/update-role.api.mdx

These files were changed only in docs/. You might want to duplicate these changes in versioned_docs/version-8.7/.

• docs/apis-tools/camunda-api-rest/specifications/add-user-to-group.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/create-group.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/create-role.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/delete-group.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/delete-mapping-rule.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/delete-role.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/find-mappings.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/find-users.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/get-group.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/get-role.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/search-groups.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/search-roles.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/search-users-for-tenant.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/sidebar.ts
• docs/apis-tools/camunda-api-rest/specifications/unassign-user-from-group.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/update-group.api.mdx
• docs/apis-tools/camunda-api-rest/specifications/update-role.api.mdx

You may have done this intentionally, but we wanted to point it out in case you didn't. You can read more about the versioning within our docs in our documentation guidelines.

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