Set the range interval of year of Harvest Date Field to 30 making the minimum year set to 1984 and maximum year set to 2044.

GCP-10135

Reviewer: Chezka Arevalo
Created a test class for BreedingManagerYearField, testing its minimum and maximum value.

GCP-10135

Reviewer: Chezka Arevalo
Code Clean Up:
- Remove unused fields
- Fixed spacing for else statements

GCP-10135

Reviewer: Chezka Arevalo