Inherited maintainer role is explicitelly ignored to force setting
of maintainer to required user. The test verify behavior and
allows easier future changes of such behavior.
* It introduces a new configuration parameter 'required-source-maintainer'.
* If defined, it is expected to be a maintainer of the devel project.
* If that's not the case, the request is declined and an add_role
request is created.
Co-authored-by: Ancor Gonzalez Sosa <ancor@suse.de>
Co-authored-by: Knut Alejandro Anderssen González <kanderssen@suse.com>