Address PR feedback: remove slug and redirect

- Remove slug: docs/mintlify from navigation
- Remove redirect from /integrations/sdks/mintlify to /integrations/docs/mintlify

Co-Authored-By: [email protected] <[email protected]>

Author: devin-ai-integration[bot]

fern/docs.yml

@@ -551,8 +551,6 @@ redirects:
     destination: /learn/docs/getting-started/project-structure
   - source: /learn/docs/alternatives/mintlify
     destination: /learn/docs/getting-started/overview
-  - source: /learn/docs/integrations/sdks/mintlify
-    destination: /learn/docs/integrations/docs/mintlify
   - source: /learn/docs/api-references/api-explorer/advanced-configuration
     destination: /learn/docs/api-references/api-explorer/overview
   - source: /learn/docs/enterprise/self-hosted

fern/products/docs/docs.yml

@@ -271,7 +271,6 @@ navigation:
         path: ./pages/integrations/postman.mdx
       - page: Mintlify
         path: ./pages/integrations/docs/mintlify.mdx
-        slug: docs/mintlify
       - page: LaunchDarkly feature flags 
         path: ./pages/integrations/feature-flags.mdx
         hidden: true