fix(comments): use _weak instead of weak (#5936)

Author: hermanwikner

packages/sanity/src/structure/comments/src/hooks/use-comment-operations/createOperation.ts

@@ -86,13 +86,11 @@ export async function createOperation(props: CreateOperationProps): Promise<void
         document: {
           _ref: documentId,
           _type: 'reference',
-          weak: true,
+          _weak: true,
         },
         documentType,
       },
     }
-
-    return
   }
 
   if (comment.type === 'field') {

packages/sanity/src/structure/comments/src/types.ts

@@ -225,7 +225,7 @@ export interface CommentDocument {
       | {
           _ref: string
           _type: 'reference'
-          weak: boolean
+          _weak: boolean
         }
   }
 }