update repository version to latest release candidate

diff --git a/pom.xml b/pom.xml
index 8c0966b..8553ac8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -775,7 +775,7 @@
     <repository>
       <id>nexus-staging</id>
       <name>Nexus Staging Repository</name>
-      <url>https://repository.apache.org/content/repositories/orgapacheopenejb-029</url>
+      <url>https://repository.apache.org/content/repositories/orgapacheopenejb-069</url>
       <layout>default</layout>
       <snapshots>
         <enabled>false</enabled>