Update to dev version of Dokka that depends on 1.6.0-RC and properly shutdowns coroutines dispatchers, mitigating class loader leak (#3054)

Author: qwwdfsad

build.gradle

@@ -46,6 +46,7 @@ buildscript {
         mavenCentral()
         maven { url "https://plugins.gradle.org/m2/" }
         maven { url "https://maven.pkg.jetbrains.space/kotlin/p/kotlin/dev" }
+        maven { url 'https://maven.pkg.jetbrains.space/kotlin/p/dokka/dev' }
         mavenLocal()
     }
 
@@ -125,6 +126,7 @@ allprojects {
         google()
         mavenCentral()
         maven { url "https://maven.pkg.jetbrains.space/kotlin/p/kotlin/dev" }
+        maven { url 'https://maven.pkg.jetbrains.space/kotlin/p/dokka/dev' }
     }
 }
 

buildSrc/build.gradle.kts

@@ -19,7 +19,7 @@ repositories {
         maven("https://plugins.gradle.org/m2")
     }
     maven("https://maven.pkg.jetbrains.space/kotlin/p/kotlin/dev")
-
+    maven("https://maven.pkg.jetbrains.space/kotlin/p/dokka/dev")
     if (buildSnapshotTrain) {
         mavenLocal()
     }

gradle.properties

@@ -14,7 +14,7 @@ atomicfu_version=0.17.0
 knit_version=0.3.0
 html_version=0.7.2
 lincheck_version=2.14
-dokka_version=1.6.0
+dokka_version=1.6.0-dev-138
 byte_buddy_version=1.10.9
 reactor_version=3.4.1
 reactive_streams_version=1.0.3