Add a page that has information which release is expected when and
associated information.
Reference to it from the "Releasing process" and "Release notes" pages.
v2:
- Add Andres for 17.0.5
- Rework table format to include the branch (Eric)
Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Andres Gomez <agomez@igalia.com>
Reviewed-by: Eric Engestrom <eric.engestrom@imgtec.com>