Fix docs

Author: adamw

docs/backends/catseffect.md

@@ -14,7 +14,7 @@ Also note that the [http4s](http4s.md) backend can also be created for a type im
 Firstly, add the following dependency to your project:
 
 ```scala
-"com.softwaremill.sttp.client4" %% "cats" % "@VERSION@"
+"com.softwaremill.sttp.client3" %% "cats" % "@VERSION@"
 ```
 
 Obtain a cats-effect `Resource` which creates the backend, and closes the thread pool after the resource is no longer used:

generated-docs/out/backends/catseffect.md

@@ -14,7 +14,7 @@ Also note that the [http4s](http4s.md) backend can also be created for a type im
 Firstly, add the following dependency to your project:
 
 ```scala
-"com.softwaremill.sttp.client4" %% "cats" % "3.10.1"
+"com.softwaremill.sttp.client3" %% "cats" % "3.10.1"
 ```
 
 Obtain a cats-effect `Resource` which creates the backend, and closes the thread pool after the resource is no longer used: