.b4-config: Add some patchwork related settings
To make it easier for custodians to use b4 with patchwork, add some
defaults to the in-tree .b4-config. The API key will still have to be
configured.
Suggested-by: Quentin Schulz <quentin.schulz@cherry.de>
Acked-by: Quentin Schulz <quentin.schulz@cherry.de>
Signed-off-by: Tom Rini <trini@konsulko.com>