git: openjdk/jdk: 8280373: Update Xalan serializer / SystemIDResolver to align with JDK-8270492

[Matthias Baesken]

Changeset: c180070c
Author:    Matthias Baesken <mbaesken at openjdk.org>
Date:      2022-01-26 08:41:37 +0000
URL:       https://git.openjdk.java.net/jdk/commit/c180070cb59b8e075376ae913c5db9a4ed868303

8280373: Update Xalan serializer / SystemIDResolver to align with JDK-8270492

Reviewed-by: yan, joehw

! src/java.xml/share/classes/com/sun/org/apache/xml/internal/serializer/utils/SystemIDResolver.java