Upgrading dependencies on released onos-2.5.2 and sadis-5.4.0

Change-Id: I2092502d65981dd214860dfe27bcfb369c408536
diff --git a/pom.xml b/pom.xml
index 1ab2e52..919f1e4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.onosproject</groupId>
         <artifactId>onos-dependencies</artifactId>
-        <version>2.5.2-SNAPSHOT</version>
+        <version>2.5.2</version>
     </parent>
 
     <groupId>org.opencord</groupId>
@@ -34,7 +34,7 @@
     <url>http://opencord.org</url>
 
     <properties>
-        <sadis.api.version>5.3.0</sadis.api.version>
+        <sadis.api.version>5.4.0</sadis.api.version>
         <olt.api.version>4.4.0</olt.api.version>
     </properties>