correcting test expectation for removable status

Author: MatteoVH

src/material-experimental/mdc-chips/testing/chip-harness.spec.ts

@@ -38,7 +38,7 @@ describe('MatChipHarness', () => {
   it('correctly identifies chips without matChipRemove elements as irremovable', async () => {
     const harnesses = await loader.getAllHarnesses(MatChipHarness);
 
-    expect(await harnesses[0].isRemovable()).toBeTrue();
+    expect(await harnesses[0].isRemovable()).toBeFalse();
   });
 
   it('correctly identifies chips with matChipRemove elements as removable', async () => {