Get rid of dev/utils from website prod build (#5879)

* Get rid of dev/utils from website prod build so it doesnt complain about test util package

* make package public as well

* forgot to update aria test util

Author: LFDanLu

packages/@react-aria/test-utils/package.json

@@ -1,7 +1,6 @@
 {
   "name": "@react-aria/test-utils",
   "version": "3.0.0-alpha.1",
-  "private": true,
   "description": "Testing utils for react-aria patterns",
   "license": "Apache-2.0",
   "main": "dist/main.js",

packages/@react-spectrum/test-utils/package.json

@@ -1,7 +1,6 @@
 {
   "name": "@react-spectrum/test-utils",
   "version": "3.0.0-alpha.1",
-  "private": true,
   "description": "Spectrum UI components in React",
   "license": "Apache-2.0",
   "main": "dist/main.js",

scripts/buildWebsite.js

@@ -118,6 +118,7 @@ async function build() {
   fs.copySync(path.join(__dirname, '..', 'packages', 'dev'), path.join(dir, 'packages', 'dev'));
   fs.copySync(path.join(__dirname, '..', 'packages', '@internationalized', 'string-compiler'), path.join(dir, 'packages', '@internationalized', 'string-compiler'));
   fs.removeSync(path.join(dir, 'packages', 'dev', 'v2-test-deps'));
+  fs.removeSync(path.join(dir, 'packages', 'dev', 'test-utils'));
   fs.copySync(path.join(__dirname, '..', 'packages', '@adobe', 'spectrum-css-temp'), path.join(dir, 'packages', '@adobe', 'spectrum-css-temp'));
   fs.copySync(path.join(__dirname, '..', '.parcelrc'), path.join(dir, '.parcelrc'));
   fs.copySync(path.join(__dirname, '..', 'postcss.config.js'), path.join(dir, 'postcss.config.js'));