feat(site): the newsletter form is now a cloud waitlist form

Refs: #432

site/package-lock.json

@@ -9,7 +9,7 @@
       "version": "0.1.0",
       "dependencies": {
         "@headlessui/react": "^1.3.0",
-        "@heroicons/react": "^1.0.3",
+        "@heroicons/react": "^1.0.6",
         "@mdx-js/loader": "^2.3.0",
         "@portaljs/core": "^1.0.6",
         "@portaljs/remark-callouts": "^1.0.5",
@@ -367,9 +367,9 @@
       }
     },
     "node_modules/@heroicons/react": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/@heroicons/react/-/react-1.0.3.tgz",
-      "integrity": "sha512-wdzWbDiFKzeL6xFJsgY2PqvDkx4hFmQDpEFRVj872EA71XOjr8g0DQj5rHWm0y7LwfGOFL0eQmEiMbTyGNOnTQ==",
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/@heroicons/react/-/react-1.0.6.tgz",
+      "integrity": "sha512-JJCXydOFWMDpCP4q13iEplA503MQO3xLoZiKum+955ZCtHINWnx26CUxVxxFQu/uLb4LW3ge15ZpzIkXKkJ8oQ==",
       "peerDependencies": {
         "react": ">= 16"
       }