Xpra: Ticket #2066: csc yuv may leak buffers on win32

The unit tests spew out:

Exception OverflowError: 'long int too large to convert' in \
    <bound method YUVImageWrapper.__del__ of libyuv.YUVImageWrapper(YUV420P:(0, 0, 32768, 32768, 24):3_PLANES)> ignored

Thu, 29 Nov 2018 13:28:22 GMT - totaamwin32: status changed; resolution set

Fixed in r21148. (was caused by debug logging line..)

Thu, 29 Nov 2018 13:38:48 GMT - Antoine Martin:

More instances found and fixed in r21151.

Sat, 23 Jan 2021 05:41:18 GMT - migration script:

this ticket has been moved to: https://github.com/Xpra-org/xpra/issues/2066