[ONOS-5766] Define YANG compiler API

Change-Id: I93ce8dd4340f51282dcfc2be30838eff6c2f8f81
diff --git a/compiler/api/pom.xml b/compiler/api/pom.xml
index fd80dc2..e2398a6 100644
--- a/compiler/api/pom.xml
+++ b/compiler/api/pom.xml
@@ -25,10 +25,7 @@
     </parent>
 
     <artifactId>onos-yang-compiler-api</artifactId>
-    <packaging>pom</packaging>
-    <!--
-        Change packaging to jar
-    -->
+    <packaging>jar</packaging>
     <build>
         <plugins>
             <plugin>