Allow the GitHub and GitHub Enterprise remotes to restrict who can login
based on a user's organisation membership. This can be used as a safe
addition to open registration and also ensures that access is revoked when a
user is subsequently removed from the org. The default is not to restrict at
all.
While updating an Ansible module I noticed that while Gogs is supported,
it doesn't appear, commented out, in the TOML file. This commit adds it
Signed-off-by: Dave Tucker <dave@dtucker.co.uk>
