fix: coroutines links (#5084)

Author: daniCsorbaJB

docs/topics/lambdas.md

@@ -82,7 +82,7 @@ These types have a special notation that corresponds to the signatures of the fu
   return a value `C`.
   [Function literals with receiver](#function-literals-with-receiver) are often used along with these types.
 
-* [Suspending functions](coroutines-basics.md#extract-function-refactoring) belong to a special kind of function type that have
+* [Suspending functions](coroutines-basics.md) belong to a special kind of function type that have
   a *suspend* modifier in their notation, such as `suspend () -> Unit` or `suspend A.(B) -> C`.
 
 The function type notation can optionally include names for the function parameters: `(x: Int, y: Int) -> Point`.

docs/topics/whatsnew/whatsnew11.md

@@ -23,7 +23,7 @@ patterns. The key feature of Kotlin's design is that the implementation of corou
 not the language, so you aren't bound to any specific programming paradigm or concurrency library.
 
 A coroutine is effectively a light-weight thread that can be suspended and resumed later.
-Coroutines are supported through _[suspending functions](coroutines-basics.md#extract-function-refactoring)_:
+Coroutines are supported through _[suspending functions](coroutines-basics.md)_:
 a call to such a function can potentially suspend a coroutine, and to start a new coroutine we usually use an anonymous suspending functions (i.e. suspending lambdas).  
 
 Let's look at `async`/`await` which is implemented in an external library, [kotlinx.coroutines](https://github.com/kotlin/kotlinx.coroutines): 

docs/topics/whatsnew/whatsnew17.md

@@ -1024,7 +1024,7 @@ the `KotlinCompilerPluginSupportPlugin` class instead.
 #### Removal of the deprecated coroutines DSL option and property
 
 We removed the deprecated `kotlin.experimental.coroutines` Gradle DSL option and the `kotlin.coroutines` property used
-in `gradle.properties`. Now you can just use _[suspending functions](coroutines-basics.md#extract-function-refactoring)_
+in `gradle.properties`. Now you can just use _[suspending functions](coroutines-basics.md)_
 or [add the `kotlinx.coroutines` dependency](gradle-configure-project.md#set-a-dependency-on-a-kotlinx-library) to your build
 script.