Simplify test

Author: cowtowncoder

src/test/java/com/fasterxml/jackson/dataformat/xml/deser/EnumDeser682Test.java

@@ -11,22 +11,13 @@ static enum Country {
         ITALY("Italy"),
         NETHERLANDS("Netherlands");
 
-        private String value;
+        @JsonValue
+        final String value;
 
         Country(String value) {
             this.value = value;
         }
 
-        @JsonValue
-        public String getValue() {
-            return value;
-        }
-
-        @Override
-        public String toString() {
-            return String.valueOf(value);
-        }
-
         @JsonCreator(mode = JsonCreator.Mode.DELEGATING)
         public static Country fromValue(String value) {
             for (Country b : Country.values()) {