appveyor: re-enable python stdout buffering
It's not longer necessary.
@@ -22,10 +22,6 @@ environment:
# -mx=1 : Fast compression.
APPVEYOR_CACHE_ENTRY_ZIP_ARGS: -t7z -snl -mtc -mx=1
- # Disable python stdout buffering, so test output shows up in the build log in
- # realtime, rather than all at once when the test runner exits.
- PYTHONUNBUFFERED: 1
-
# Define some PowerShell helper functions which are used in the scripts below.
# They're defined in an environment variable to reduce noise in the build log.
PS_UTILS: |-
