[Commonizer] Source-based tests on lifting up identical type aliases

^KMM-55

native/commonizer/testData/classifierCommonization/visibility/commonized/common/package_root.kt

@@ -1,20 +1,21 @@
-expect public class A1()
-expect protected class B1()
-expect internal class C1()
+public expect class A1()
+protected expect class B1()
+internal expect class C1()
 
-expect public class E1
-expect protected class E2
-expect internal class E3
-expect private class E4
+public typealias E1 = A1
+protected typealias E2 = A1
+internal typealias E3 = A1
+public expect class E4
 
-expect protected class F1
-expect private class F3
+protected typealias F1 = A1
+public expect class F2
+public expect class F3
 
-expect internal class G1
-expect private class G2
+internal typealias G1 = A1
+public expect class G2
 
-expect private class H1
+public expect class H1
 
-expect public class I1
-expect public class I2
-expect public class I3
+public typealias I1 = A1
+public typealias I2 = B1
+public typealias I3 = C1