[PL][tests] Keep PL test data under "testData/klib/" dir

compiler/testData/klib/partial-linkage/nonAbstractCallableBecomesAbstract/lib1/l1.kt.0

@@ -0,0 +1,26 @@
+package lib1
+
+abstract class AbstractClassWithFunctions {
+    fun foo(): Int = 42
+    open fun bar(): Int = 42
+    open fun baz(): Int = 42
+}
+
+interface InterfaceWithFunctions {
+    fun foo(): Int = 42
+    fun bar(): Int = 42
+}
+
+abstract class AbstractClassWithProperties {
+    val foo1: Int = 42
+    val foo2: Int get() = 42
+    open val bar1: Int = 42
+    open val bar2: Int get() = 42
+    open val baz1: Int = 42
+    open val baz2: Int get() = 42
+}
+
+interface InterfaceWithProperties {
+    val foo: Int get() = 42
+    val bar: Int get() = 42
+}

compiler/testData/klib/partial-linkage/nonAbstractCallableBecomesAbstract/lib1/l1.kt.1

@@ -0,0 +1,26 @@
+package lib1
+
+abstract class AbstractClassWithFunctions {
+    abstract fun foo(): Int
+    abstract fun bar(): Int
+    abstract fun baz(): Int
+}
+
+interface InterfaceWithFunctions {
+    fun foo(): Int
+    fun bar(): Int
+}
+
+abstract class AbstractClassWithProperties {
+    abstract val foo1: Int
+    abstract val foo2: Int
+    abstract val bar1: Int
+    abstract val bar2: Int
+    abstract val baz1: Int
+    abstract val baz2: Int
+}
+
+interface InterfaceWithProperties {
+    val foo: Int
+    val bar: Int
+}

compiler/testData/klib/partial-linkage/nonAbstractCallableBecomesAbstract/lib1/module.info

@@ -0,0 +1,12 @@
+STEP 0:
+    dependencies: stdlib
+    modifications:
+        U : l1.kt.0 -> l1.kt
+STEP 1:
+    dependencies: stdlib
+    modifications:
+        U : l1.kt.1 -> l1.kt
+STEP 2:
+    dependencies: stdlib
+    modifications:
+        U : l1.kt.0 -> l1.kt