Replace deprecated konan.home with org.jetbrains.kotlin.native.home

tools/kotlin-native-gradle-plugin/build.gradle

@@ -172,9 +172,13 @@ test {
     systemProperty("kotlin.repo", kotlinCompilerRepo)
     if (project.hasProperty("konan.home")) {
         systemProperty("konan.home", project.property("konan.home"))
+        systemProperty("org.jetbrains.kotlin.native.home", project.property("konan.home"))
+    } else if (project.hasProperty("org.jetbrains.kotlin.native.home")) {
+        systemProperty("org.jetbrains.kotlin.native.home", project.property("org.jetbrains.kotlin.native.home"))
     } else {
         // The Koltin/Native compiler must be built before test execution.
         systemProperty("konan.home", distDir.absolutePath)
+        systemProperty("org.jetbrains.kotlin.native.home", distDir.absolutePath)
     }
     if (project.hasProperty("konan.jvmArgs")) {
         systemProperty("konan.jvmArgs", project.property("konan.jvmArgs"))

tools/kotlin-native-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/plugin/konan/KonanToolRunner.kt

@@ -68,7 +68,7 @@ internal abstract class KonanCliRunner(
     }
 
     override val additionalSystemProperties = mutableMapOf(
-            "konan.home" to project.konanHome,
+            "org.jetbrains.kotlin.native.home" to project.konanHome,
             "java.library.path" to "${project.konanHome}/konan/nativelib"
     )
 

tools/kotlin-native-gradle-plugin/src/test/groovy/org/jetbrains/kotlin/gradle/plugin/test/KonanProject.groovy

@@ -85,7 +85,7 @@ class KonanProject {
         this.targets = targets
         projectPath = projectDir.toPath()
         konanBuildDir = projectPath.resolve('build/konan').toFile()
-        def konanHome = System.getProperty("konan.home")
+        def konanHome = System.getProperty("konan.home") ?: System.getProperty("org.jetbrains.kotlin.native.home")
         if (konanHome == null) {
             throw new IllegalStateException("konan.home isn't specified")
         }