Update to use RC2 parent pom

Update to use Frankfurt RC2 version of parent pom

Change-Id: I0e106f68726092ff54651fef7b9ecd211aa52715
Issue-ID: SDNC-1171
Signed-off-by: Dan Timoney <dtimoney@att.com>

Former-commit-id: 306122b7125a1fd4dca961914194d0ee2dd20ac7
diff --git a/platform-logic/installer/pom.xml b/platform-logic/installer/pom.xml
index 3429139..2c51bb6 100644
--- a/platform-logic/installer/pom.xml
+++ b/platform-logic/installer/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.onap.ccsdk.parent</groupId>
 		<artifactId>odlparent-lite</artifactId>
-		<version>1.5.6-SNAPSHOT</version>
+		<version>1.5.7</version>
 		<relativePath/>
 	</parent>