chore(remix-testing): remove internal installGlobals (#4755)

* chore: remove internal installGlobals

Signed-off-by: Logan McAnsh <logan@mcan.sh>

* chore: add README

Signed-off-by: Logan McAnsh <logan@mcan.sh>

* Create quick-cats-fix.md

* Update .changeset/quick-cats-fix.md

Co-authored-by: Michaël De Boey <info@michaeldeboey.be>

* chore(deps): remove jsdom and happydom from devDependencies

Signed-off-by: Logan McAnsh <logan@mcan.sh>

Signed-off-by: Logan McAnsh <logan@mcan.sh>
Co-authored-by: Michaël De Boey <info@michaeldeboey.be>

.changeset/quick-cats-fix.md

@@ -0,0 +1,6 @@
+---
+"remix": patch
+"@remix-run/testing": patch
+---
+
+remove internal `installGlobals` function now that `@remix-run/web-form-data` includes support for passing a `HTMLFormElement`

packages/remix-testing/README.md

@@ -0,0 +1,13 @@
+# Welcome to Remix!
+
+[Remix](https://remix.run) is a web framework that helps you build better websites with React.
+
+To get started, open a new shell and run:
+
+```sh
+npx create-remix@latest
+```
+
+Then follow the prompts you see in your terminal.
+
+For more information about Remix, [visit remix.run](https://remix.run)!

packages/remix-testing/index.ts

@@ -1,2 +1 @@
 export { createRemixStub as unstable_createRemixStub } from "./create-remix-stub";
-export { installGlobals as unstable_installGlobals } from "./install-globals";

packages/remix-testing/package.json

@@ -24,12 +24,9 @@
     "react-dom": "^18.2.0"
   },
   "devDependencies": {
-    "@types/jsdom": "^20.0.1",
     "@types/node": "^18.11.9",
     "@types/react": "^18.0.24",
     "@types/react-dom": "^18.0.8",
-    "happy-dom": "^7.7.0",
-    "jsdom": "^20.0.3",
     "typescript": "^4.8.4"
   },
   "engines": {