While being able to exclude all artifacts of a given group is a handy
feature, excluding all artifacts with a given artifactId does not make
much sense as it should refer to a single artifact anyway. Also the
general "exclude" mechanism is meant to do the exact same thing.
Closes gh-12885
Move projects to better reflect the way that Spring Boot is released.
The following projects are under `spring-boot-project`:
- `spring-boot`
- `spring-boot-autoconfigure`
- `spring-boot-tools`
- `spring-boot-starters`
- `spring-boot-actuator`
- `spring-boot-actuator-autoconfigure`
- `spring-boot-test`
- `spring-boot-test-autoconfigure`
- `spring-boot-devtools`
- `spring-boot-cli`
- `spring-boot-docs`
See gh-9316