layout:
    actions:
        - '@add':
            id:        embedded_form
            parentId:  content
            blockType: form
            options:
                form_name: embedded_form
                split_to_fields: true

    conditions:
        '@eq':
            - ''
            - $context.embedded_form_custom_layout

layout:
    actions:
        - '@add':
            id:        embedded_form
            parentId:  content
            blockType: form_fields
            options:
                form_name: embedded_form
                split_to_fields: true

    conditions:
        '@eq':
            - ''
            - $context.embedded_form_custom_layout

Rename old FormType to FormFieldsType. - update all layouts form to form_fields
BB-2891: Rename old FormType to FormFieldsType.
- update all layouts form to form_fields
