Add environment variable values for Hydra

Needed values:

export HYDRA_CLIENT_ID="dashboard"
export HYDRA_CLIENT_SECRET="<point to an (existing) secret>"
export HYDRA_AUTHORIZATION_BASE_URL="https://sso.init.stackspin.net/oauth2/auth"
export TOKEN_URL="https://sso.init.stackspin.net/oauth2/token"