better link for hardcoding hostname caution

Author: kyzooghost

docs/features/containers.md

@@ -312,7 +312,7 @@ const container = await new GenericContainer("alpine")
 
 **Not recommended.**
 
-See this [Docker blog post on Testcontainers best practices](https://www.docker.com/blog/testcontainers-best-practices/#:~:text=Don't%20hardcode%20the%20container%20name&text=But%20giving%20a%20fixed%2Fhardcoded,running%20multiple%20pipelines%20in%20parallel.)
+See this [Docker blog post on Testcontainers best practices](https://www.docker.com/blog/testcontainers-best-practices/#:~:text=Don't%20hardcode%20the%20hostname)
 
 ```javascript
 const container = await new GenericContainer("alpine")