test: remove test-fs-stat-bigint flaky designation

Refs: #31727 (comment)
PR-URL: #51735
Reviewed-By: Michael Dawson <[email protected]>

Author: lpinca

test/parallel/parallel.status

@@ -53,8 +53,6 @@ test-domain-throw-error-then-throw-from-uncaught-exception-handler: PASS, FLAKY
 test-domain-with-abort-on-uncaught-exception: PASS, FLAKY
 
 [$system==freebsd]
-# https://github.com/nodejs/node/issues/31727
-test-fs-stat-bigint: PASS,FLAKY
 # https://github.com/nodejs/node/issues/31280
 test-worker-message-port-message-before-close: PASS,FLAKY