fix: correct tests following strict removal of legacy json aliases

server/src/tools.rs

@@ -9,7 +9,7 @@ pub struct CreateEntitiesTool {
 }
 
 /// Create new relations between entities in the knowledge graph.
-/// Create new relations between entities in the knowledge graph (accepts 'from' or 'source', 'to' or 'target', and 'relation_type' or 'type').
+/// Create new relations between entities in the knowledge graph.
 #[derive(Debug, Deserialize, Serialize, JsonSchema)]
 pub struct CreateRelationsTool {
     /// Array of relations to create. Each relation item MUST use 'from', 'to', and 'relation_type'.