tree f9d168c143a502c4fc1f68aa4f95f92a2f10873e
parent b9c64dc5295ecc23724b2db8f37e5158a43d1485
author Anas Nashif <anas.nashif@intel.com> 1649165100 -0400
committer Carles Cufí <carles.cufi@nordicsemi.no> 1649342119 +0200

doc: restructre contribution section

The contribution guide gets a new structure and contains all
contribution guidelines in one place.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>