unsafe-eval CSP directive throws. #2502

⚠️ This is for issues with the https://developer.chrome.com site, not Chromium itself.
If you want to file a bug with Chromium (the open-source project behind Google Chrome and other browsers), please use https://crbug.com.

Describe the bug

{
  "name": "...",
  "version": "1.0",
  "manifest_version": 3,
  "background": {
    "service_worker": "background.js",
    "type": "module"
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'unsafe-eval'; object-src 'self';"
  }
}

throws

'content_security_policy.extension_pages': Insecure CSP value "'unsafe-eval'" in directive 'script-src'.
Could not load manifest.

To Reproduce
Steps to reproduce the behavior:
Include

'unsafe-eval'

in content_security_policy directive for extension_pages.
Expected behavior
No error to be thrown. Ability to use eval() in MV3 ServiceWorker.
Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context
Add any other context about the problem here.