hlink/tests: Use wine_dbgstr_guid() to print a REFIID.

[Michael Stefaniuc]

On 07/20/2016 10:42 AM, Marvin wrote:
> Hi,
> 
> While running your changed tests on Windows, I think I found new failures.
> Being a bot and all I'm not very good at pattern recognition, so I might be
> wrong, but could you please double-check?
> Full results can be found at
> https://testbot.winehq.org/JobDetails.pl?Key=24381
> 
> Your paranoid android.
> 
> 
> === w1064 (32 bit hlink) ===
> hlink.c:414: Test failed: url only: Saved data differs
> hlink.c:414: Test failed: url + friendly name: Saved data differs
> hlink.c:414: Test failed: url + friendly_name + location: Saved data differs
> hlink.c:414: Test failed: url + target frame name: Saved data differs
> 
> === w1064 (64 bit hlink) ===
> hlink.c:414: Test failed: url only: Saved data differs
> hlink.c:414: Test failed: url + friendly name: Saved data differs
> hlink.c:414: Test failed: url + friendly_name + location: Saved data differs
> hlink.c:414: Test failed: url + target frame name: Saved data differs

This are existing test failures.

bye
	michael