[Gateway] Tiered policies

[maxvp]

PCX-17347

[github-actions]

This PR requires additional review attention because it affects the following areas:

Redirects

This PR changes current filenames or deletes current files. Make sure you have redirects set up to cover the following paths:

• /cloudflare-one/policies/gateway/managed-service-providers/

[github-actions]

This pull request requires reviews from CODEOWNERS as it changes files that match the following patterns:

Pattern	Owners
/public/__redirects	@GregBrimble, @KianNH, @pedrosousa, @WalshyDev, @cloudflare/pcx-technical-writing
/src/content/docs/cloudflare-one/policies/gateway/	@maxvp, @cloudflare/pcx-technical-writing
/src/content/docs/fundamentals/	@dcpena, @cloudflare/pcx-technical-writing

[github-actions]

Preview URL: https://6b0b8b3c.preview.developers.cloudflare.com
Preview Branch URL: https://max-gw-tiered-policies.preview.developers.cloudflare.com

Files with changes (up to 15)

Original Link	Updated Link
https://developers.cloudflare.com/cloudflare-one/policies/gateway/tiered-policies/	https://max-gw-tiered-policies.preview.developers.cloudflare.com/cloudflare-one/policies/gateway/tiered-policies/
https://developers.cloudflare.com/cloudflare-one/policies/gateway/tiered-policies/managed-service-providers/	https://max-gw-tiered-policies.preview.developers.cloudflare.com/cloudflare-one/policies/gateway/tiered-policies/managed-service-providers/
https://developers.cloudflare.com/fundamentals/organizations/	https://max-gw-tiered-policies.preview.developers.cloudflare.com/fundamentals/organizations/

[github-actions]

Hey there, we've marked this pull request as stale because there's no recent activity on it. This label is helps us identify PRs that might need updates (or to be closed out by our team if no longer relevant).

[maxvp]

This PR became stale and conflicts with our IA migration. Now tracking with #26574.