chore(deps): update plugin org.jetbrains.kotlin.multiplatform to v2.2.20 (#30)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

build.gradle.kts

@@ -1,7 +1,7 @@
 import org.jetbrains.kotlin.gradle.ExperimentalWasmDsl
 
 plugins {
-    kotlin("multiplatform") version "2.2.10"
+    kotlin("multiplatform") version "2.2.20"
     id("org.jetbrains.dokka") version "2.0.0"
 
     `maven-publish`