[FIR] Expand typealiases when checking deprecations

^KT-59901 Fixed

compiler/testData/diagnostics/tests/sourceCompatibility/apiVersion/typealiasesOnImport.fir.kt

@@ -1,18 +0,0 @@
-// !API_VERSION: 1.0
-
-// FILE: a.kt
-package a
-
-@SinceKotlin("1.1")
-class Since_1_1
-
-typealias Since_1_1_Alias = <!API_NOT_AVAILABLE!>Since_1_1<!>
-
-@SinceKotlin("1.1")
-typealias Alias_1_1 = String
-
-// FILE: b.kt
-package b
-
-import a.<!API_NOT_AVAILABLE!>Since_1_1_Alias<!>
-import a.Alias_1_1

compiler/testData/diagnostics/tests/sourceCompatibility/apiVersion/typealiasesOnImport.kt

@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !API_VERSION: 1.0
 
 // FILE: a.kt