Update swagger endpoints (#462)

Update swagger endpoint

content/2.developers/2.developer-tools/5.swagger.md

@@ -15,7 +15,7 @@ The Swagger specification serves as the contract for the API. It includes detail
 
 Each endpoint uses the HTTP GET method. Every operation returns either a successful HTTP 200 response with a defined schema or a default error response.
 
-Swagger is provided for both <a href="https://api.mainnet.archway.io/swagger/" target="_blank" >mainnet</a> and <a href="https://api.constantine.archway.io/swagger/" target="_blank" >testnet</a>.
+Swagger is provided for both <a href="https://api.mainnet.archway.io" target="_blank" >mainnet</a> and <a href="https://api.constantine.archway.io" target="_blank" >testnet</a>.