[JDK 11] RFR 8196759: Move two java/text/Normalizer tests into OpenJDK

[Chris Yin]

Please review the changes to move two java/text/Normalizer tests to OpenJDK jdk_text group, thanks

bug: https://bugs.openjdk.java.net/browse/JDK-8196759 <https://bugs.openjdk.java.net/browse/JDK-8196759>
webrev: http://cr.openjdk.java.net/~xiaofeya/8196759/webrev.00/ <http://cr.openjdk.java.net/~xiaofeya/8196759/webrev.00/>

Regards,
Chris