Modified inputs used for creating a game

#### What's this PR do?
Current webform template only asks for alpha name and mobile and 3 beta numbers. This PR modifies the game creation flow to match the input that'll be provided by that template.

#### Where should the reviewer start?
`SGCompettiveStoryController.createGame` has the changes to the create-game inputs. The other two files are to get the tests to match the new inputs.

#### How should this be manually tested?
`$ npm test` and verify no errors are returned.

#### What are the relevant tickets?
This is work towards DS-206