[PATCH] include: Add async_uuid for IBackgroundCopyCallback in bits.idl

[Marvin]

Hi,

While running your changed tests, 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=100742

Your paranoid android.


=== debiant2 (build log) ===

dlls/qmgrprxy/qmgrprxy_p.c:8647:9: error: ‘CStdAsyncStubBuffer_METHODS’ undeclared here (not in a function); did you mean ‘CStdStubBuffer_METHODS’?
Task: The win32 Wine build failed

=== debiant2 (build log) ===

dlls/qmgrprxy/qmgrprxy_p.c:8647:9: error: ‘CStdAsyncStubBuffer_METHODS’ undeclared here (not in a function); did you mean ‘CStdStubBuffer_METHODS’?
Task: The wow64 Wine build failed