Upgrade hapi.js dependencies

[jithine]

What happened:

Screwdriver hapi.js dependencies are outdated and not supported anymore.

What you expected to happen:

Use current stable versions of hapi dependencies.

How to reproduce it:

N/A

[pritamstyz4ever]

Initial upgrade:
data-schema:

Upgrade to @hapi/joi
Update breaking schemas:
TypeError: Joi.object(...).keys(...).requiredKeys is not a function
TypeError: Joi.reach is not a function
Error: "language" is not allowed
Error: Method no longer accepts array arguments: valid. Joi.string.valid() does not allow array
Update structure of Joi.extend schema
https://github.com/sideway/joi/blob/v17.1.1/API.md#extendextensions