fix import

Author: andrewseguin

src/material/autocomplete/autocomplete.ts

@@ -7,8 +7,7 @@
  */
 
 import {ActiveDescendantKeyManager} from '@angular/cdk/a11y';
-import {BooleanInput, coerceBooleanProperty} from '@angular/cdk/coercion';
-import {coerceArray} from '@angular/cdk/coercion/array';
+import {BooleanInput, coerceBooleanProperty, coerceArray} from '@angular/cdk/coercion';
 import {
   AfterContentInit,
   ChangeDetectionStrategy,