git: openjdk/jdk-sandbox: jep486: Remove leftover SecurityException text from RMIConnection.getObjectInstance.

[duke]

Changeset: 9e1cec85
Branch: jep486
Author:    Sean Mullan <sean.mullan at oracle.com>
Date:      2024-10-02 10:50:13 +0000
URL:       https://git.openjdk.org/jdk-sandbox/commit/9e1cec85ee9ea4efd3eb4ba0fb18c9313d44b1f0

Remove leftover SecurityException text from RMIConnection.getObjectInstance.

! src/java.management.rmi/share/classes/javax/management/remote/rmi/RMIConnection.java