hg: jdk/sandbox: 8062947: Fix exception message to correctly represent LDAP connection failure

[chris.hegarty at oracle.com]

Changeset: 868fe697bad4
Author:    aefimov
Date:      2020-05-07 19:18 +0100
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/868fe697bad4

8062947: Fix exception message to correctly represent LDAP connection failure
Reviewed-by: dfuchs, xyin, vtewari

! src/java.naming/share/classes/com/sun/jndi/ldap/Connection.java
! src/java.naming/share/classes/com/sun/jndi/ldap/LdapRequest.java
+ test/jdk/com/sun/jndi/ldap/NamingExceptionMessageTest.java