HBASE-19222 update jruby to 9.1.17.0

Signed-off-by: Sean Busbey <busbey@apache.org>

Author: petersomogyi

pom.xml

@@ -1528,7 +1528,7 @@
     <jersey.version>2.25.1</jersey.version>
     <glassfish.jsp.version>2.3.2</glassfish.jsp.version>
     <glassfish.el.version>3.0.1-b08</glassfish.el.version>
-    <jruby.version>9.1.13.0</jruby.version>
+    <jruby.version>9.1.17.0</jruby.version>
     <junit.version>4.12</junit.version>
     <hamcrest.version>1.3</hamcrest.version>
     <htrace.version>4.2.0-incubating</htrace.version>