docs: add 0.11.0-rc1 to download page

update banner from "Beta" to "Release Candidate"

website/pages/_app.js

@@ -76,7 +76,7 @@ class NextApp extends App {
           url="https://www.hashicorp.com/blog/announcing-hashicorp-nomad-0-11-beta/"
           tag="Announcing"
           theme="nomad"
-          text="HashiCorp Nomad 0.11 Beta is now available"
+          text="HashiCorp Nomad 0.11 Release Candidate is now available"
           linkText="Learn More"
         />
         <MegaNav product="Nomad" />

website/pages/downloads/index.jsx

@@ -14,9 +14,9 @@ export default function DownloadsPage({ downloadData }) {
         downloads={downloadData}
         community="/resources"
         prerelease={{
-          type: 'Beta 2',
+          type: 'Release Candidate 1',
           name: 'v0.11.0',
-          version: '0.11.0-beta2'
+          version: '0.11.0-rc1'
         }}
 
       />