RFR: fix broken links in README of jtreg

[Qu Dongfang]

Great, thanks!

2018年7月26日 00:51，"Jonathan Gibbons" <jonathan.gibbons at oracle.com>写道：

> Hi,
>
> I'll take care of this; thanks for the report.
>
> -- Jon
>
>
> On 7/25/18 8:18 AM, qudongfang wrote:
>
>> Hi,
>>
>> I found two broken links in README and build.html <
>> http://openjdk.java.net/jtreg/build.html>.
>>
>> I think it'd be better to be fixed.
>>
>> Could some help me with this?
>>
>> webrev file link stored in google drive
>> <https://drive.google.com/open?id=1psnsSFkdEbtOlPqsoAYvYE4eyXsuEXVG>
>>
>>
>