FIR: Add java.io.Serializable as supertypes to built-in classes

compiler/fir/analysis-tests/testData/resolveWithStdlib/j+k/serializableString.kt

@@ -0,0 +1,6 @@
+// FULL_JDK
+fun foo(x: java.io.Serializable) {}
+
+fun main() {
+    foo("")
+}

compiler/fir/analysis-tests/testData/resolveWithStdlib/j+k/serializableString.txt

@@ -0,0 +1,6 @@
+FILE: serializableString.kt
+    public final fun foo(x: R|java/io/Serializable|): R|kotlin/Unit| {
+    }
+    public final fun main(): R|kotlin/Unit| {
+        R|/foo|(String())
+    }

compiler/fir/analysis-tests/testData/resolveWithStdlib/withInInitializer.txt

@@ -13,8 +13,8 @@ FILE: withInInitializer.kt
             super<R|kotlin/Any|>()
         }
 
-        public final val list: R|kotlin/collections/List<kotlin/Comparable<it(kotlin/String & kotlin/Int)>>| = R|kotlin/collections/listOf|<R|kotlin/Comparable<it(kotlin/String & kotlin/Int)>|>(vararg(Int(1), Int(2), Int(3), String()))
-            public get(): R|kotlin/collections/List<kotlin/Comparable<it(kotlin/String & kotlin/Int)>>|
+        public final val list: R|kotlin/collections/List<it(kotlin/Comparable<it(kotlin/String & kotlin/Int)> & java/io/Serializable)>| = R|kotlin/collections/listOf|<R|it(kotlin/Comparable<it(kotlin/String & kotlin/Int)> & java/io/Serializable)|>(vararg(Int(1), Int(2), Int(3), String()))
+            public get(): R|kotlin/collections/List<it(kotlin/Comparable<it(kotlin/String & kotlin/Int)> & java/io/Serializable)>|
 
         public final val data: R|First| = R|/First.First|(Int(42))
             public get(): R|First|