item14 示例代码错误，修改为和英文原版相同

docs/notes/14. 考虑实现Comparable接口.md

@@ -56,7 +56,7 @@ public interface Comparable<T> {
 public final class CaseInsensitiveString
         implements Comparable<CaseInsensitiveString> {
     public int compareTo(CaseInsensitiveString cis) {
-        return String.CASE_INSENSITIVE_[ORDER.compare(s](http://ORDER.compare(s), cis.s);
+        return String.CASE_INSENSITIVE_ORDER.compare(s, cis.s);
     }
     ... // Remainder omitted
 }