contracts: Update contracts to latest version
contracts: Update contracts to latest version

This contracts version has the following changes:
- Add support for new devices: cl-som-imx8, imx8m-var-dart.
- Add new Python versions: v3.7.2 and v3.6.8.
- Fix mraa build build dependencies and update to v2.0.0.

Change-type: patch
Signed-off-by: Trong Nghia Nguyen <8e1f45cdcce8e4aef30b6ef5f5ba85d3ec052bb0@gmail.com>

nghiant2710/base-images,resin-io-library/base-images,resin-io-library/base-images,nghiant2710/base-images