Update parent version

Update the parent version to match the new 2.*
parent versioning.

Change-Id: I77280d8cf12de1de20c01249491dc85243f5d655
Signed-off-by: Patrick Brady <patrick.brady@att.com>
Issue-ID: APPC-1601
diff --git a/appc-oam/appc-oam-model/pom.xml b/appc-oam/appc-oam-model/pom.xml
index abe22e1..8e1dcb7 100644
--- a/appc-oam/appc-oam-model/pom.xml
+++ b/appc-oam/appc-oam-model/pom.xml
@@ -27,7 +27,7 @@
 	<parent>
 		<groupId>org.onap.appc.parent</groupId>
 		<artifactId>binding-parent</artifactId>
-		<version>1.5.0-SNAPSHOT</version>
+		<version>2.6.0-SNAPSHOT</version>
                 <relativePath />
 	</parent>
         <groupId>org.onap.appc</groupId>