JVM_IR indy-SAM conversions, 1st passing tests

KT-44278 KT-26060 KT-42621

compiler/testData/codegen/box/invokedynamic/sam/capturedExtensionReceiver.kt

@@ -0,0 +1,20 @@
+// TARGET_BACKEND: JVM
+// JVM_TARGET: 1.8
+// SAM_CONVERSIONS: INDY
+
+fun interface KRunnable {
+    fun run()
+}
+
+fun runIt(kr: KRunnable) {
+    kr.run()
+}
+
+class C(var value: String)
+
+fun C.test(): String {
+    runIt { value = "OK" }
+    return value
+}
+
+fun box() = C("xxx").test()