Bump JRuby to v9.4.5.0 (#1246)

Fixes #1035

Author: abelsromero

CHANGELOG.adoc

@@ -26,6 +26,7 @@ Improvement::
 * Remove deprecated methods and constants from extension package (#1203) (@abelsromero)
 * Remove deprecated methods from ast package (#1204) (@abelsromero)
 * Add Automatic-Module-Name manifest entry to core, api, and cli for reserving stable JPMS module names (#1240) (@leadpony)
+* Remove Java 'requires open access' module warning in modern Java versions (#1246)
 
 Bug Fixes::
 

build.gradle

@@ -71,7 +71,7 @@ ext {
   guavaVersion = '18.0'
   hamcrestVersion = '1.3'
   jcommanderVersion = '1.82'
-  jrubyVersion = '9.4.3.0'
+  jrubyVersion = '9.4.5.0'
   jsoupVersion = '1.14.3'
   junit4Version = '4.13.2'
   junit5Version = '5.9.2'