small fix to l10n_info()

com.oracle.truffle.r.nodes.builtin/src/com/oracle/truffle/r/nodes/builtin/base/LocaleFunctions.java

@@ -119,7 +119,7 @@ public class LocaleFunctions {
 
     @RBuiltin(name = "l10n_info", kind = INTERNAL, parameterNames = {}, behavior = READS_STATE)
     public abstract static class L10nInfo extends RBuiltinNode {
-        private static final RStringVector NAMES = RDataFactory.createStringVector(new String[]{"MBCS", "UTF-8", "LATIN-1"}, RDataFactory.COMPLETE_VECTOR);
+        private static final RStringVector NAMES = RDataFactory.createStringVector(new String[]{"MBCS", "UTF-8", "Latin-1"}, RDataFactory.COMPLETE_VECTOR);
 
         @Specialization
         protected RList l10nInfo() {