Update wordpress monorepo (#34093)

* Update wordpress monorepo
* Replace old hack for palette and gradient settings.
  They're replacing useSetting with useSettings. But now there's also a hook we can use.
* Add pnpmfile hack to avoid unnecessary `@ariakit/test` dep

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Co-authored-by: Renovate Bot <bot@renovateapp.com>
Co-authored-by: Brad Jorsch <brad.jorsch@automattic.com>

Committed via a GitHub action: https://github.com/Automattic/jetpack/actions/runs/6855518021

composer.json

@@ -4,7 +4,7 @@
 	"type": "jetpack-library",
 	"license": "GPL-2.0-or-later",
 	"require": {
-		"automattic/jetpack-connection": "^1.60.0"
+		"automattic/jetpack-connection": "^1.60.1-alpha"
 	},
 	"require-dev": {
 		"yoast/phpunit-polyfills": "1.1.0",