Bump apps/discourse from `854d965` to `f490a8d`
Bump apps/discourse from `854d965` to `f490a8d`

Bumps [apps/discourse](https://github.com/discourse/discourse) from `854d965` to `f490a8d`.
- [Release notes](https://github.com/discourse/discourse/releases)
- [Commits](https://github.com/discourse/discourse/compare/854d9656799437ee2f998b9f0bd9e8703226d6aa...f490a8d39a12ed2c6b125b3380f08b2d1d43ee7f)

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