Bumping rack to 2.2.3.1 for
Bumping rack to 2.2.3.1 for

https://github.com/schemaorg/schemaorg/security/dependabot/8 and

https://github.com/schemaorg/schemaorg/security/dependabot/9

schemaorg/schemaorg,schemaorg/schemaorg,schemaorg/schemaorg,schemaorg/schemaorg,schemaorg/schemaorg