fix(lib): update scripts/aem.js to aem.js@1.5.2

[adobe-bot]

Test URL: https://update-lib-aem-patch-1-5-2--aem-boilerplate--adobe.hlx.live/
Release Notes: https://github.com/adobe/aem-lib/releases/tag/v1.5.2

[aem-code-sync]

Hello, I'm the AEM Code Sync Bot and I will run some actions to deploy your branch and validate page speed.
In case there are problems, just click a checkbox below to rerun the respective action.

• Re-run PSI checks
• Re-sync branch

Commits

• 729264c ✅ (latest)

[aem-code-sync]

Page	Scores	Audits	Google
/		Lighthouse returned error: ERRORED_DOCUMENT_REQUEST. Lighthouse was unable to reliably load the page you requested. Make sure you are testing the correct URL and that the server is properly responding to all requests. (Status code: 404)