hg: jigsaw/jake/jdk: Restore service config file for jrtfs.jar

[mandy.chung at oracle.com]

Changeset: c47be843032b
Author:    mchung
Date:      2016-03-02 16:50 -0800
URL:       http://hg.openjdk.java.net/jigsaw/jake/jdk/rev/c47be843032b

Restore service config file for jrtfs.jar

+ src/java.base/share/classes/META-INF/services/java.nio.file.spi.FileSystemProvider