add missing redirect for "disable two-factor authentication" (#23299)

- relates to #23230
- fixes #23298


The old page was removed in f77ddf3,
but didn't add a redirect.

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Signed-off-by: Sebastiaan van Stijn <[email protected]>

Author: thaJeztah

content/manuals/security/2fa/_index.md

@@ -6,8 +6,9 @@ keywords: two-factor authentication, 2FA, docker hub security, account security,
 weight: 20
 aliases:
  - /docker-hub/2fa/
- - /security/for-developers/2fa/
  - /security/2fa/disable-2fa/
+ - /security/for-developers/2fa/
+ - /security/for-developers/2fa/disable-2fa/
 ---
 
 Two-factor authentication (2FA) adds an essential security layer to your Docker account by requiring a unique security code in addition to your password when signing in. This prevents unauthorized access even if your password is compromised.