Bump omnibus from `acdcf27` to `e18e22b` in /omnibus
Bump omnibus from `acdcf27` to `e18e22b` in /omnibus

Bumps [omnibus](https://github.com/chef/omnibus) from `acdcf27` to `e18e22b`.
- [Release notes](https://github.com/chef/omnibus/releases)
- [Commits](https://github.com/chef/omnibus/compare/acdcf27e03545fac6014a995379b79f81840fd65...e18e22bf35bfc43b287caaee3825ac009d3846d2)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
chef/chef-dk,chef/chef-dk,chef/chef-dk