[Build] Make K/N backend sources publishing for IDE in a less hacky way

The previous way was too hacky relying on internal API
#KTI-1221 In Progress

kotlin-native/backend.native/build.gradle

@@ -249,3 +249,8 @@ publishing {
         }
     }
 }
+
+ArtifactsKt.sourcesJar(project) {
+    it.from(sourceSets["cli_bc"].allSource)
+    it.from(sourceSets["compiler"].allSource)
+}

prepare/ide-plugin-dependencies/kotlin-backend-native-for-ide/build.gradle.kts

@@ -1,4 +1,5 @@
 import com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar
+import org.gradle.kotlin.dsl.support.serviceOf
 
 plugins {
     kotlin("jvm")
@@ -16,6 +17,15 @@ idePluginDependency {
         }
     }
     val embedded by configurations
+    val backendNativeSourcesConfiguration by configurations.creating {
+        isVisible = false
+        isCanBeResolved = true
+        isCanBeConsumed = false
+        attributes {
+            attribute(Category.CATEGORY_ATTRIBUTE, objects.named(Category.DOCUMENTATION))
+            attribute(DocsType.DOCS_TYPE_ATTRIBUTE, objects.named(DocsType.SOURCES))
+        }
+    }
 
     dependencies {
         embedded(project(":kotlin-native:backend.native")) { isTransitive = false }
@@ -24,6 +34,7 @@ idePluginDependency {
         proguardLibraryJars(project(":kotlin-native:backend.native", "kotlin_stdlib_jar"))
         proguardLibraryJars(project(":kotlin-native:backend.native", "kotlin_reflect_jar"))
         proguardLibraryJars(project(":kotlin-native:backend.native", "cli_bcApiElements"))
+        backendNativeSourcesConfiguration(project(":kotlin-native:backend.native"))
     }
 
     noDefaultJar()
@@ -84,18 +95,9 @@ idePluginDependency {
 
     publish()
 
-    // includes more sources than left by proguard
-    org.gradle.api.plugins.internal.JvmPluginsHelper.configureDocumentationVariantWithArtifact(
-        JavaPlugin.SOURCES_ELEMENTS_CONFIGURATION_NAME,
-        null,
-        DocsType.SOURCES,
-        listOf(),
-        "sourcesJar",
-        project(":kotlin-native:backend.native").sourceSets["cli_bc"].allSource +
-                project(":kotlin-native:backend.native").sourceSets["compiler"].allSource,
-        components["kotlinLibrary"] as AdhocComponentWithVariants,
-        configurations,
-        tasks,
-        objects
-    )
+    sourcesJar {
+        val archiveOperations = serviceOf<ArchiveOperations>()
+        from(backendNativeSourcesConfiguration.map { archiveOperations.zipTree(it) })
+        dependsOn(backendNativeSourcesConfiguration)
+    }
 }