Update nav bar

plugins/utils/redirects.js

@@ -151,22 +151,22 @@ const redirects = `
   /docs/current/developer-docs/build/backend/* /docs/current/developer-docs/backend/motoko/:splat
   /sustainability /capabilities/sustainability
   /docs/current/tutorials/deploy_sample_app /docs/current/tutorials/developer-journey/
-  /install.sh)" /docs/current/developer-docs/setup/install
+  /install.sh)" /docs/current/developer-docs/setup/install/
   /docs/current/motoko/intro/ /docs/current/motoko/main/motoko
   /docs/current/tutorials/create_your_first_app/ /docs/current/tutorials/developer-journey/
-  /docs/quickstart/quickstart-intro.html /docs/current/developer-docs/setup/install
+  /docs/quickstart/quickstart-intro.html /docs/current/developer-docs/setup/install/
   /docs/ic-identity-guide/auth-how-to.html /docs/current/developer-docs/integrations/internet-identity/integrate-identity/
   /docs/current/developer-docs/build/agents/agent-dfinity	/docs/current/developer-docs/agents/
   /docs/current/tokenomics/identity-auth/what-is-ic-identity /docs/current/developer-docs/integrations/internet-identity/overview
-  /docs/quickstart/local-quickstart.html /docs/current/developer-docs/setup/install
+  /docs/quickstart/local-quickstart.html /docs/current/developer-docs/setup/install/
   /language-guide/ /docs/current/tutorials/developer-journey/level-0/intro-languages
   /docs/current/developer-docs/build/cdks/cdk-rs-dfinity/rust-quickstart /docs/current/developer-docs/backend/rust/
-  /docs/quickstart/network-quickstart.html /docs/current/developer-docs/setup/install
+  /docs/quickstart/network-quickstart.html /docs/current/developer-docs/setup/install/
   /docs/token-holders/nns-app-quickstart.html /docs/current/tokenomics/token-holders/nns-app-quickstart
   /developers-guide/quickstart.html /docs/current/tutorials/developer-journey/
   /docs/current/tokenomics/identity-auth/auth-how-to /docs/current/developer-docs/integrations/internet-identity/overview
   /docs/developers-guide/tutorials-intro.html /docs/current/tutorials/developer-journey/
-  /docs/quickstart/quickstart.html /docs/current/developer-docs/setup/install
+  /docs/quickstart/quickstart.html /docs/current/developer-docs/setup/install/
   /apis/site/proxy /docs/current/references/http-gateway-protocol-spec
   /docs/developers-guide/concepts/what-is-ic /docs/current/concepts/what-is-ic
   /language-guide/index /docs/current/tutorials/developer-journey/level-0/intro-languages