fix: alphabetical order

Author: nhussein11

develop/toolkit/api-libraries/.pages

@@ -1,9 +1,9 @@
 title: API Libraries
 nav:
   - index.md
-  - 'Polkadot.js API': polkadot-js-api.md
-  - 'Polkadot-API': papi.md
   - 'Dedot': dedot.md
-  - 'Sidecar Rest API': sidecar.md
+  - 'Polkadot-API': papi.md
+  - 'Polkadot.js API': polkadot-js-api.md
   - 'Python Substrate Interface': py-substrate-interface.md
-  - 'Subxt': subxt.md
+  - 'Sidecar Rest API': sidecar.md
+  - 'Subxt': subxt.md