[KLIB] Fix explicitlyExported mode

- Refactor deserialization pipeline
 - Fix K/N test

compiler/testData/codegen/box/properties/sideEffectInTopLevelInitializerMultiModule.kt

@@ -0,0 +1,25 @@
+// IGNORE_BACKEND: JVM, JVM_IR
+// IGNORE_LIGHT_ANALYSIS
+// MODULE: lib1
+// FILE: lib1.kt
+
+// KT-34273
+
+var foo = "Fail"
+
+// MODULE: lib2(lib1)
+// FILE: lib2.kt
+
+private val bar = run {
+    foo = "OK"
+    42
+}
+
+
+// MODULE: main(lib1, lib2)
+// FILE: main.kt
+
+// TODO: the proper behaviour of this test is still open design issue
+// K/N & K/JS used to go like this when JVM fails
+
+fun box(): String = foo