[PATCH libdrm] CONTRIBUTING: clarify how to request a Developer role

[Lucas De Marchi]

While requesting a Developer role I was pointed to this url and check
those with "owner" role. So add it to our documentation.

Signed-off-by: Lucas De Marchi <lucas.demarchi at intel.com>
---
 CONTRIBUTING | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/CONTRIBUTING b/CONTRIBUTING
index 96f1e4fb..487a5c36 100644
--- a/CONTRIBUTING
+++ b/CONTRIBUTING
@@ -78,9 +78,10 @@ below criteria:
 - Agrees to use their commit rights in accordance with the documented merge
   criteria, tools, and processes.
 
-To apply for commit rights ("Developer" role in gitlab) send a mail to
-dri-devel at lists.freedesktop.org and please ping the maintainers if your request
-is stuck.
+To apply for commit rights ("Developer" role in gitlab), check project
+members who have the "owner" role at
+https://gitlab.freedesktop.org/mesa/drm/project_members?sort=access_level_desc.
+Any of them can add new developers.
 
 Committers are encouraged to request their commit rights get removed when they
 no longer contribute to the project. Commit rights will be reinstated when they
-- 
2.17.1