Merge pull request #39 from AlbertoSH/patch-1

Fixed swaggerhub link

Author: Amzani

rest-api-guidelines/core-principles/design-platform.md

@@ -1,7 +1,7 @@
 # API Design Platform
 
 1. [SwaggerHub](https://swagger.io/tools/swaggerhub/) is the primary platform supporting [API first approach](../../general-guidelines/api-first.md). SwaggerHub **SHOULD** be used during API Design.
-2. Every API description **MUST** be stored in [SwaggerHub](https://http://design.api.3stripes.io/) under the adidas team.
+2. Every API description **MUST** be stored in [SwaggerHub](https://design.api.3stripes.io/) under the adidas team.
 3. SwaggerHub **MUST** be the **single source of truth** to learn about existing APIs within the organization.
 
 > NOTE: SwaggerHub supports API-first approach in multiple ways: