fix github deployment gates 404 (#11676)

Author: a-hariti

redirects.js

@@ -226,6 +226,10 @@ const userDocsRedirects = [
     source: '/organization/integrations/goastai/',
     destination: '/organization/integrations/issue-tracking/goast/',
   },
+  {
+    source: '/organization/integrations/github-deployment-gates/',
+    destination: '/product/releases/setup/release-automation/github-deployment-gates/',
+  },
   {
     source: '/development/sdk-dev/:path*',
     destination: 'https://develop.sentry.dev',