Change name field back to a normal string

Our prod MySQL does not support an index on a UTF8 field of this size; thankfully, we don't need UTF8 here

data/migrations/versions/61cadbacb9fc_add_ability_for_build_triggers_to_be_.py

@@ -13,13 +13,12 @@ down_revision = 'b4c2d45bc132'
 from alembic import op
 import sqlalchemy as sa
 from sqlalchemy.dialects import mysql
-from util.migrate import UTF8CharField
 
 def upgrade(tables):
     # ### commands auto generated by Alembic - please adjust! ###
     op.create_table('disablereason',
     sa.Column('id', sa.Integer(), nullable=False),
-    sa.Column('name', UTF8CharField(length=255), nullable=False),
+    sa.Column('name', sa.String(length=255), nullable=False),
     sa.PrimaryKeyConstraint('id', name=op.f('pk_disablereason'))
     )
     op.create_index('disablereason_name', 'disablereason', ['name'], unique=True)