[GR-32497] Register Xalan error messages resource bundle on demand.

PullRequest: graal/9618

Author: peter-hofer

substratevm/src/com.oracle.svm.hosted/src/com/oracle/svm/hosted/xml/XMLParsersRegistration.java

@@ -114,6 +114,7 @@ void registerResources() {
 
             ResourcesRegistry resourcesRegistry = ImageSingletons.lookup(ResourcesRegistry.class);
             resourcesRegistry.addResourceBundles("com.sun.org.apache.xml.internal.serializer.utils.SerializerMessages");
+            resourcesRegistry.addResourceBundles("com.sun.org.apache.xalan.internal.xsltc.compiler.util.ErrorMessages");
             resourcesRegistry.addResources("com.sun.*.properties");
 
             classInitializationSupport.setConfigurationSealed(true);