Rendered toString() recursive fix

Author: adrienlauer

src/main/java/org/seedstack/coffig/node/ArrayNode.java

@@ -190,7 +190,7 @@ public String toMappedString(ConfigurationMapper mapper) {
                 }
             }).collect(joining("\n"));
         } else {
-            return children.stream().map(item -> "-\n" + indent(item.toString())).collect(joining("\n"));
+            return children.stream().map(item -> "-\n" + indent(item.toMappedString(mapper))).collect(joining("\n"));
         }
     }
 

src/main/java/org/seedstack/coffig/node/MapNode.java

@@ -183,7 +183,7 @@ public String toMappedString(ConfigurationMapper mapper) {
                         return entry.getKey() + ": " + entry.getValue().toString();
                     }
                 } else {
-                    return entry.getKey() + ":\n" + indent(entry.getValue().toString());
+                    return entry.getKey() + ":\n" + indent(entry.getValue().toMappedString(mapper));
                 }
             }).collect(Collectors.joining("\n"));
         }