chore(deps): update jest to v27 (#4472)

Updates jest and ts-jest to v27, as jest v27.1.0 includes a necessary fix to unblock further work on spying issues.

See https://github.com/facebook/jest/pull/11721

packages/vue-compat/__tests__/instance.spec.ts

@@ -157,7 +157,7 @@ describe('INSTANCE_EVENT_EMITTER', () => {
   })
 
   it('$off event + fn', () => {
-    const spy2 = jasmine.createSpy('emitter')
+    const spy2 = jest.fn()
     vm.$on('test', spy)
     vm.$on('test', spy2)
     vm.$off('test', spy)

packages/vue/examples/__tests__/grid.spec.ts

@@ -16,7 +16,7 @@ describe('e2e: grid', () => {
       for (let j = 0; j < columns.length; j++) {
         expect(
           await text(`tr:nth-child(${i + 1}) td:nth-child(${j + 1})`)
-        ).toContain(data[i][columns[j]])
+        ).toContain(`${data[i][columns[j]]}`)
       }
     }
   }