Bump apps/mastodon from `67ebd61` to `4950e59`
Bump apps/mastodon from `67ebd61` to `4950e59`

Bumps [apps/mastodon](https://github.com/tootsuite/mastodon) from `67ebd61` to `4950e59`.
- [Release notes](https://github.com/tootsuite/mastodon/releases)
- [Commits](https://github.com/tootsuite/mastodon/compare/67ebd61f1180e63fcc671c583e7251e1e09755d9...4950e59cdcd59a181238d3d504398de188e19319)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
eliotsykes/real-world-rails