A test case would fail to accurately capture the contents
of the layers.idx file unless the test project contained
at least one non-project snapshot dependency, which was only
true when the Spring Boot version was a snapshot.

See gh-23463

Closes gh-23525

Closes gh-23964

See gh-23824

Closes gh-23917

Closes gh-23971

Closes gh-23824

Closes gh-23970

Closes gh-23969

Fixes gh-23966

Closes gh-23932

Closes gh-23965

* gh-23958:
  Polish "Add liquibase driver class name property"
  Add liquibase driver class name property

Closes gh-23958

See gh-23958

See gh-23958

Fixes gh-23934

See gh-23962

See spring-io/concourse-java-scripts#11

Closes gh-23963

Closes gh-23788

Closes gh-23781