scripts: introduce script to set labels, assignees and reviewers

Use MAINTAINERS.yml file to set lables, assignees and reviewers for
specific PRs or all unassigned PRs since a given date.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>
Signed-off-by: Stephanos Ioannidis <root@stephanos.io>
1 file changed