WIP: Data-Dictionary-FieldWidget

[kaise-lafrai]

New Data-Dictionary-Widget created for the purposes of displaying fields for the field_json_metadata data node to collect information for the data-dictionary

fixes [org/repo/issue#]

• [ ] Test coverage exists
• [ ] Documentation exists

QA Steps

• [ ] Add manual QA steps in checklist format for a reviewer to perform to confirm that the feature or fix is working. Include as much details as possible so that the reviewer doesn't lose time figuring out how to perform steps.

[janette]

@tiffneybare one more definition update for generateFormatDescription

$description = "<p>The format of the data in this field. Supported formats depend on the specified field type:</p>";