updated ibm test pom

testing/register-test-ibm/pom.xml

@@ -33,7 +33,7 @@ Copyright 2020 IBM Corp. All Rights Reserved.
         <maven.compiler.target>1.8</maven.compiler.target>
         <maven.compiler.source>1.8</maven.compiler.source>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <os-core-lib-ibm.version>0.12.0-SNAPSHOT</os-core-lib-ibm.version>
+        <os-core-lib-ibm.version>0.13.0-rc4</os-core-lib-ibm.version>
     </properties>
 
     <dependencies>