Unique fields - add unicity toggle on data model settings (#13592)

To review after https://github.com/twentyhq/twenty/pull/13539

closes https://github.com/twentyhq/core-team-issues/issues/1224

---------

Co-authored-by: Charles Bochet <charles@twenty.com>

packages/twenty-front/src/modules/object-metadata/graphql/mutations.ts

@@ -34,6 +34,7 @@ export const CREATE_ONE_FIELD_METADATA_ITEM = gql`
       icon
       isCustom
       isActive
+      isUnique
       isNullable
       createdAt
       updatedAt
@@ -59,6 +60,7 @@ export const UPDATE_ONE_FIELD_METADATA_ITEM = gql`
       icon
       isCustom
       isActive
+      isUnique
       isNullable
       createdAt
       updatedAt
@@ -128,6 +130,7 @@ export const DELETE_ONE_FIELD_METADATA_ITEM = gql`
       icon
       isCustom
       isActive
+      isUnique
       isNullable
       createdAt
       updatedAt