update the browse spec to check 10 services

there may potentially be hundreds of services on a page. to avoid
a timeout, we will only choose from 10 services. this still ensures
that a variety of dynamic forms are tested

cypress/e2e/browse.cy.js

@@ -46,8 +46,10 @@ describe('Navigating to the browse page', () => {
   context('and creating a new request', () => {
     beforeEach(() => {
       cy.get('[data-cy="linked-button"]', { timeout: 10000 }).then(($buttons) => {
-        const count = $buttons.length
-        const randomIndex = Math.floor(Math.random() * count)
+        // there may potentially be hundreds of services on a page. to avoid
+        // a timeout, we will only choose from 10 services. this still ensures
+        // that a variety of dynamic forms are tested
+        const randomIndex = Math.floor(Math.random() * 10)
         cy.wrap($buttons.eq(randomIndex)).click()
       })
     })