Fix the javadoc of JsonDeserializer.deserialize() (google#2243)

(cherry picked from commit c9c8e8f)

gson/src/main/java/com/google/gson/JsonDeserializer.java

@@ -83,7 +83,7 @@ public interface JsonDeserializer<T> {
    * <p>In the implementation of this call-back method, you should consider invoking
    * {@link JsonDeserializationContext#deserialize(JsonElement, Type)} method to create objects
    * for any non-trivial field of the returned object. However, you should never invoke it on the
-   * the same type passing {@code json} since that will cause an infinite loop (Gson will call your
+   * same type passing {@code json} since that will cause an infinite loop (Gson will call your
    * call-back method again).
    *
    * @param json The Json data being deserialized