remove extra whitespace

Author: MatteoVH

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

@@ -36,7 +36,7 @@ describe('MatChipHarness', () => {
 
   it('should be able to remove a mat-chip-row', async () => {
     const removeChipSpy = spyOn(fixture.componentInstance, 'removeChip');
-    
+
     const harnesses = await loader.getAllHarnesses(MatChipHarness);
     await harnesses[4].remove();