[K/N][build] Build platform libraries without zipping/unzipping

With "-nopack" compiler option, it is possible to build unzipped klibs.
This makes it possible to get rid of install tasks that unzip them.
Also, an obsolete test for klib installation was removed.

kotlin-native/backend.native/tests/build.gradle

@@ -4,7 +4,6 @@
  */
 
 import org.jetbrains.kotlin.*
-import org.jetbrains.kotlin.gradle.plugin.konan.tasks.KonanKlibInstallTask
 import org.jetbrains.kotlin.gradle.plugin.tasks.KonanCompileNativeBinary
 import org.jetbrains.kotlin.konan.target.Architecture
 import org.jetbrains.kotlin.konan.target.Family
@@ -130,28 +129,10 @@ allprojects {
 testOutputExternal.mkdirs()
 
 konanArtifacts {
-    library('testLibrary') {
-        srcDir 'testLibrary'
-    }
     library('baseTestClass', targets: [target]) {
         srcFiles 'testing/library.kt'
     }
-    UtilsKt.dependsOnDist(UtilsKt.findKonanBuildTask(project, "testLibrary", HostManager.@Companion.getHost()))
-}
-tasks.named("compileKonanBaseTestClass${UtilsKt.getTestTargetSuffix(project)}").configure {
-    UtilsKt.dependsOnDist(it)
-}
-
-def installTestLib = tasks.register("installTestLibrary", KonanKlibInstallTask) {
-    dependsOn "compileKonanTestLibraryHost"
-    klib = project.provider { konanArtifacts.testLibrary.getArtifactByTarget('host') }
-    repo = rootProject.file(testLibraryDir)
-
-    doLast {
-        // Remove the version in build/, so that we don't link two copies.
-        def file = project.file("build/konan/libs/${project.target.name}/testLibrary.klib")
-        file.delete()
-    }
+    UtilsKt.dependsOnDist(UtilsKt.findKonanBuildTask(project, "baseTestClass", target))
 }
 
 void konanc(String[] args) {
@@ -2137,19 +2118,19 @@ standaloneTest("link_default_libs") {
     UtilsKt.dependsOnPlatformLibs(it)
 }
 
-standaloneTest("link_testLib_explicitly1") {
-    // there is no testLibrary for cross targets yet.
-    enabled = project.target.name == project.hostName
-    dependsOn installTestLib
-    useGoldenData = true
-    source = "link/testLib_explicitly1.kt"
-    // We force library inclusion, so need to see the warning banner.
-    flags = ['-l', 'testLibrary', '-r', testLibraryDir]
-    doLast {
-        def file = new File("$testLibraryDir/testLibrary")
-        file.deleteDir()
-    }
-}
+//standaloneTest("link_testLib_explicitly1") {
+//    // there is no testLibrary for cross targets yet.
+//    enabled = project.target.name == project.hostName
+//    dependsOn installTestLib
+//    useGoldenData = true
+//    source = "link/testLib_explicitly1.kt"
+//    // We force library inclusion, so need to see the warning banner.
+//    flags = ['-l', 'testLibrary', '-r', testLibraryDir]
+//    doLast {
+//        def file = new File("$testLibraryDir/testLibrary")
+//        file.deleteDir()
+//    }
+//}
 
 linkTest("no_purge_for_dependencies") {
     useGoldenData = true