[8.7] [Security Solution] Fixes bulk close alerts from exception flyout type bug (#150765)

x-pack/plugins/security_solution/public/detection_engine/rule_exceptions/utils/helpers.test.tsx

@@ -384,6 +384,16 @@ describe('Exception helpers', () => {
       const result = prepareExceptionItemsForBulkClose(payload);
       expect(result).toEqual(expected);
     });
+
+    test("should strip out any comments in the exceptions for bulk close'", () => {
+      const exceptionItemWithComment = {
+        ...getExceptionListItemSchemaMock(),
+        comments: getCommentsArrayMock(),
+      };
+      const payload = [exceptionItemWithComment];
+      const result = prepareExceptionItemsForBulkClose(payload);
+      expect(result).toEqual([getExceptionListItemSchemaMock()]);
+    });
   });
 
   describe('#lowercaseHashValues', () => {

x-pack/plugins/security_solution/public/detection_engine/rule_exceptions/utils/helpers.tsx

@@ -154,9 +154,10 @@ export const prepareExceptionItemsForBulkClose = (
       return {
         ...item,
         entries: newEntries,
+        comments: [], // Strips out unneeded comments attribute for bulk close as they are not needed and are throwing type errors
       };
     } else {
-      return item;
+      return { ...item, comments: [] };
     }
   });
 };