Password pattern is not properly mentioned

### Description of issue
Password pattern which has been mentioned is not proper, It tells include special characters but without including special characters the password is proceeding next step and how many minimum characters is required for the password is not mentioned.

```
Path: /pages/homepage/registerpage.html
Browser: Chrome 112.0.0.0 on Windows 10
Viewport: 1504 x 860 @1.5x
Language: en-US
Cookies: Enabled
```

[Open in BrowserStack](https://www.browserstack.com/user/try-live?url=https%3A%2F%2Fdeploy-preview-2--tharas-world.netlify.app%2Fpages%2Fhomepage%2Fregisterpage.html&os=Windows&os_version=10&browser=Chrome&browser_version=112.0&resolution=1504x860&speed=1&start=true&ref=netlify-source)

Submitted from [Netlify Deploy Preview #2](https://deploy-preview-2--tharas-world.netlify.app/pages/homepage/registerpage.html)

Open /pages/homepage/registerpage.html and inspect the password field's validation and displayed guidance. Confirm the required special-character rule and minimum length, then verify that registration does not proceed with invalid passwords and that both requirements are communicated to the user.

Written by the indexing model from the issue text.