Add intake subsystem to RobotContainer.java

[HoodieRocks]

Description

This pull request adds the intake subsystem to the robot container, allowing the intake to be used.

Scoring states have also been updated to be publicly accessible

Fixes #53

Type of change

Please delete options that are not relevant.

• New feature (non-breaking change which adds functionality)

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation, if any
• My changes generate no new warnings
• I have performed tests that prove my fix is effective or that my feature works, if necessary
• New and existing unit tests pass locally with my changes

[IanTapply22]

Just a couple of issues that need to be fixed but other than that LGTM. Just re-request my review and I'll merge this once they are fixed.

[IanTapply22]

LGTM!