Support equals/hashCode for fun interfaces in JVM and JVM_IR

#KT-33455 Fixed

compiler/testData/codegen/box/sam/equality/lambdaRuntimeConversion.kt

@@ -0,0 +1,24 @@
+// TARGET_BACKEND: JVM
+// IGNORE_BACKEND_FIR: JVM_IR
+// FILE: test.kt
+
+fun checkNotEqual(x: Any, y: Any) {
+    if (x == y || y == x) throw AssertionError("$x and $y should NOT be equal")
+}
+
+private fun id(f: Runnable): Any = f
+
+val lambda = {}
+
+fun box(): String {
+    // Since 1.0, SAM wrappers for Java do not implement equals/hashCode
+    checkNotEqual(id(lambda), id(lambda))
+    checkNotEqual(id(lambda), lambdaFromOtherFile())
+    return "OK"
+}
+
+// FILE: fromOtherFile.kt
+
+private fun id(f: Runnable): Any = f
+
+fun lambdaFromOtherFile(): Any = id(lambda)