Commit bb5dfdb8c5acd48f17498b111db360820a50baec added a labels option to the docker-compose file format, but added it to the 3.2 schema. This patch moves the change to the 3.3 schema Signed-off-by: Sebastiaan van Stijn <github@gone.nl> Upstream-commit: 4f522580f588e9e4667a637c4acb62d221ba9b96 Component: engine