Release app version 2.8.0 with API version 2.8.0

Change-Id: I766f5c799f3d5dd2b15666d3717f8fa2ac06605f
diff --git a/api/pom.xml b/api/pom.xml
index ad0196e..099edf5 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>aaa</artifactId>
         <groupId>org.opencord</groupId>
-        <version>2.8.0-SNAPSHOT</version>
+        <version>2.8.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>