Use latest commons osgi release

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1722895 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index e07e686..1f208e1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -171,7 +171,7 @@
         <dependency>
             <groupId>org.apache.sling</groupId>
             <artifactId>org.apache.sling.commons.osgi</artifactId>
-            <version>2.3.1-SNAPSHOT</version>
+            <version>2.4.0</version>
         </dependency>
         <dependency>
             <groupId>org.mockito</groupId>