test: move test-worker-arraybuffer-zerofill to parallel

Move `test/sequential/test-worker-arraybuffer-zerofill.js` back to
`test/parallel/test-worker-arraybuffer-zerofill.js` and remove the
flaky designation.

The original issue is likely the same as other tests that time out.

Refs: nodejs#54918
Refs: nodejs#54839
Refs: nodejs#54802

Author: lpinca

test/parallel/parallel.status

@@ -45,8 +45,6 @@ test-sqlite-statement-sync: PASS, FLAKY
 test-runner-run-watch: PASS, FLAKY
 # https://github.com/nodejs/node/issues/37692
 test-fs-utimes: PASS, FLAKY
-# https://github.com/nodejs/node/issues/52274
-test-worker-arraybuffer-zerofill: PASS, FLAKY
 
 [$system==linux || $system==win32]
 # https://github.com/nodejs/node/issues/49605