Create database table for ClothingBrands

[Arik]

Create database table for ClothingBrands

Acceptance Criteria:

• There is an @Entity class called ClothingBrand.java
• There is a @Repository class called ClothingBrand.java
• When you start up the repo on localhost, you can see the table
  using the H2 console (see the file docs/h2-database.md for
  instructions.)
• You can see the clothingbrands table when you do these steps:
  1. Connect to postgres command line with
  dokku postgres:connect team02-qa-db
  2. Enter \dt at the prompt. You should see
  clothingbrands listed in the table.
  3. Use \q to quit