[FE, IR] Support deserialization

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

@@ -0,0 +1,25 @@
+// !LANGUAGE: +ContextReceivers
+// TARGET_BACKEND: JVM_IR
+// IGNORE_BACKEND_FIR: JVM_IR
+
+// MODULE: lib
+// FILE: A.kt
+
+package a
+
+class O(val o: String)
+
+context(O)
+class OK(val k: String) {
+    val result = o + k
+}
+
+// MODULE: main(lib)
+// FILE: B.kt
+
+fun box(): String {
+    return with(a.O("O")) {
+        val ok = a.OK("K")
+        ok.result
+    }
+}