message: fix regex check
diff: @@ -11,8 +11,8 @@ describe('Metrics API', () => {
  return frisby.get(METRICS_URL)
  .expect('status', 200)
  .expect('header', 'content-type', /text\/plain/)
  - .expect('bodyContains', /^juice_shop_users_registered_total{app="juice-shop"} [0-9]*$/)
  - .expect('bodyContains', /^juice_shop_challenges_solved_total{app="juice-shop"} [0-9]*$/)
  - .expect('bodyContains', /^juice_shop_orders_placed_total{app="juice-shop"} [0-9]*$/)
  + .expect('bodyContains', /^juice_shop_users_registered_total{app="juice-shop"} [0-9]*$/gm)
  + .expect('bodyContains', /^juice_shop_challenges_solved_total{app="juice-shop"} [0-9]*$/gm)
  + .expect('bodyContains', /^juice_shop_orders_placed_total{app="juice-shop"} [0-9]*$/gm)
  })
  })
  