Add support for CNB platform API 0.11

[scottfrederick]

CNB Platform API 0.11 release notes: https://github.com/buildpacks/spec/releases/tag/platform%2Fv0.11

Spring Boot should advertise that it supports this version in addition to the existing versions.

[beatfreaker]

Hi, @scottfrederick can I work on this and create a PR for this change?

[scottfrederick]

@beatfreaker Yes, a PR would be welcomed. I'll assign the issue to you. The change should be similar to what was done for the last API version upgrade. Please reach out if you have any questions.

[scottfrederick]

Closing in favor of #34383