Refine types for StringChoiceWidget

Author: valentinogagliardi

CHANGELOG.md

@@ -9,7 +9,6 @@ to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ### Changed
 
-- remove `required` from `StringChoiceWidget`
 - non-optional 'default' for `StringChoiceWidget`
 
 ## [6.0.1] 2023-05-09

__tests__/factories.ts

@@ -140,6 +140,7 @@ export const getStringChoiceWidgetConfiguration = () => {
       },
       values: ['grib', 'netcdf']
     },
+    required: true,
     help: null,
     label: 'Format',
     name: 'format',

src/widgets/StringChoiceWidget.tsx

@@ -37,6 +37,7 @@ export interface StringChoiceWidgetConfiguration {
   name: string
   label: string
   help?: string | null
+  required: boolean
   details: StringChoiceWidgetDetails
 }