fix: unused import

Author: jeengbe

spec/asynciterable/buffercountortime-spec.ts

@@ -1,6 +1,6 @@
 import '../asynciterablehelpers.js';
-import { of, concat, interval, toArray } from 'ix/asynciterable/index.js';
-import { bufferCountOrTime, delay, take } from 'ix/asynciterable/operators/index.js';
+import { of, concat, toArray } from 'ix/asynciterable/index.js';
+import { bufferCountOrTime, delay } from 'ix/asynciterable/operators/index.js';
 
 test('buffer count behaviour', async () => {
   const source = of(1, 2, 3, 4, 5, 6, 7, 8, 9, 0);