Remove duplicate string join

Author: jjaderberg

algo-params/similarity-params/src/main/java/org/neo4j/gds/similarity/filtering/NodeIdNodeFilterSpec.java

@@ -67,7 +67,7 @@ public void validate(
             var errorMessage = formatWithLocale(
                 "Invalid configuration value `%s`, the following nodes are missing from the graph: [%s]",
                 nodeFilterType,
-                String.join(",", missingNodes)
+                missingNodes
             );
 
             throw new IllegalArgumentException(errorMessage);