docs: update route rules docs

[Baroshem]

Types of changes

• Bug fix (a non-breaking change which fixes an issue)
• New feature (a non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Description

Checklist:

• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added tests to cover my changes (if not applicable, please state why)

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Name	Status	Preview	Comments	Updated (UTC)
nuxt-security	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Nov 16, 2023 0:29am

[Baroshem]

@vejja please check if this makes more sense.

[vejja]

@vejja please check if this makes more sense.

Absolutely, it does - small details only
By the way #288 is related (OP is setting strictTransportSecurityon the custom security property instead of using the native radix header)