Update source/sdk/kotlin/install.txt

source/sdk/kotlin/install.txt

@@ -250,16 +250,3 @@ The Kotlin SDK does *not* support the following environments:
 - :file:`watchosX86`
 - :file:`watchosX64`
 
-Support for Experimental K2 Compiler
-------------------------------------
-
-.. versionadded:: 1.13.0
-
-The Kotlin SDK version 1.13.0 and later supports the experimental K2 compiler
-with Kotlin version 1.9.0.
-
-To use the K2 compiler in your project, add the following to your project-level
-Gradle properties file: ``kotlin.experimental.tryK2=true``.
-
-For more information on the K2 compiler, including minimum requirements, refer to Kotlin's `Try the K2 compiler in your project
-<https://kotlinlang.org/docs/whatsnew19.html#try-the-k2-compiler-in-your-project>`__.