Update Custom Field Value

Updates the value of a custom field on one or more issues.Apps can only perform this operation on [custom fields](https://developer.atlassian.com/platform/forge/manifest-reference/modules/jira-custom-field/) and [custom field types](https://developer.atlassian.com/platform/forge/manifest-reference/modules/jira-custom-field-type/) declared in their own manifests.**[Permissions](#permissions) required:** Only the app that owns the custom field or custom field type can update its...