Remove special casing test for Alpha and increase vitamin max/thresbreach

[Maleclypse]

Summary

Balance "Adjust Alpha to make breach harder while supporting future mutations"

Purpose of change

Give alpha differentiation other than "smallest mutation tree".

Describe the solution

Removes the special casing test that limits adding new mutations, adds additional vitamin requirement for threshbreach and adds new max dose of alpha vitamin to support the threshbreach.

Describe alternatives you've considered

Forgetting alpha exists.

Testing

Tested and works fine.

Additional context