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

compiler/testData/klib/partial-linkage/removeCallable/lib2/l2.kt

@@ -0,0 +1,19 @@
+fun callRemovedOrNormalFunction(removed: Boolean): String = if (removed) removedFunction() else function()
+fun callRemovedOrNormalFunctionOnObject(removed: Boolean): String = if (removed) A().removedFunction() else A().function()
+
+fun readRemovedOrNormalProperty(removed: Boolean): String = if (removed) removedProperty else property
+fun readRemovedOrNormalPropertyOnObject1(removed: Boolean): String = if (removed) A().removedProperty1 else A().property1
+fun readRemovedOrNormalPropertyOnObject2(removed: Boolean): String = if (removed) A().removedProperty2 else A().property2
+
+@Suppress("NOTHING_TO_INLINE") inline fun callInlinedRemovedFunction() = removedFunction()
+@Suppress("NOTHING_TO_INLINE") inline fun readInlinedRemovedProperty() = removedProperty
+
+class C2 : C() {
+    override fun removedOpenFunction(): String = "O" // does not call super
+    override val removedOpenProperty: String get() = "O" // does not call super
+}
+
+class I2 : I {
+    override fun removedOpenFunction(): String = "K" // does not call super
+    override val removedOpenProperty: String get() = "K" // does not call super
+}

compiler/testData/klib/partial-linkage/removeCallable/lib2/module.info

@@ -0,0 +1,2 @@
+STEP 0:
+    dependencies: stdlib, lib1