git: openjdk/jdk-sandbox: jep486: Fix typo.

[duke]

Changeset: 23bd997a
Branch: jep486
Author:    Sean Mullan <sean.mullan at oracle.com>
Date:      2024-10-07 10:58:37 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/23bd997a0701b3be473f5414828cfc9dd1ec3477

Fix typo.

! src/java.base/share/classes/javax/security/auth/Subject.java