Some light copy cleanup for privatelink documentation based on feedback.
Fixes PRODSEC-232
<!-- This is an auto-generated comment: release notes by coderabbit.ai
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## Summary by CodeRabbit
* **Documentation**
* Updated PrivateLink guidance with revised architecture, supported
ports, routing, and security group instructions.
* Added labeled connectivity tests for direct PostgreSQL and PgBouncer
connections.
* Added connection-string examples for both connection methods.
* Replaced public-connectivity instructions with optional network
restriction steps and reorganized limitations guidance.
* Refined PrivateLink availability wording across platform security
documentation.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
fixing doc inconsistencies: privatelink is in beta not alpha, and read
replicas can be requested by contacting account rep.
## I have read the
[CONTRIBUTING.md](https://github.com/supabase/supabase/blob/master/CONTRIBUTING.md)
file.
YES
## What kind of change does this PR introduce?
Docs Update.
## What is the current behavior?
Inconsistent docs.
---------
Co-authored-by: Chris Chinchilla <chris@chrischinchilla.com>
Co-authored-by: Chris Chinchilla <chris.ward@supabase.io>
* fix: rewrite relative URLs when syncing to GitHub discussion
Relative URLs back to supabse.com won't work in GitHub discussions, so
rewrite them back to absolute URLs starting with https://supabase.com
* fix: replace all supabase urls with relative urls
* chore: add linting for relative urls
* chore: bump linter version
* Prettier
---------
Co-authored-by: Chris Chinchilla <chris.ward@supabase.io>
* chore: new security page without flag
Remove feature flag for new security page
* chore: add additional docs
* chore: prettier
* chore: move mfa enforcement page
* fix: link fixes