fix: 修正更新值重复解析问题 (#80)

hsweb-easy-orm-rdb/src/main/java/org/hswebframework/ezorm/rdb/operator/builder/fragments/update/DefaultUpdateSqlBuilder.java

@@ -100,7 +100,7 @@ else if (value instanceof NativeSql) {
                         } else {
                             columnFragments = SimpleSqlFragments
                                 .of(Arrays.asList(columnMetadata.getQuoteName(), "= ?"),
-                                    Collections.singletonList(columnMetadata.encode(value)));
+                                    Collections.singletonList(value));
                         }
                     }