chore: Use ld-signatures-java 0.6-SNAPSHOT.

Author: peacekeeper

pom.xml

@@ -154,7 +154,7 @@
 		<dependency>
 			<groupId>info.weboftrust</groupId>
 			<artifactId>ld-signatures-java</artifactId>
-			<version>0.5-SNAPSHOT</version>
+			<version>0.6-SNAPSHOT</version>
 		</dependency>
 		<dependency>
 			<groupId>com.nimbusds</groupId>