[PSI2IR] Support context receivers on classes

compiler/testData/codegen/box/extensionClasses/genericCollection.kt

@@ -0,0 +1,13 @@
+// TARGET_BACKEND: JVM_IR
+// IGNORE_BACKEND_FIR: JVM_IR
+// WITH_RUNTIME
+
+context(Collection<P>) class A<P> {
+    val result = if (!isEmpty()) "OK" else "fail"
+}
+
+fun box(): String {
+    with (listOf(1, 2, 3)) {
+        return A().result
+    }
+}