[API Usage] Use type refinements in overrides-related facilities

idea/testData/multiModuleHighlighting/multiplatform/typeAliasedParameter/common/common.kt

@@ -7,4 +7,8 @@ expect interface BaseI {
     fun f(p: Upper)
 }
 
-interface I : BaseI
+interface Base2 {
+    fun foo(p: Upper)
+}
+
+interface I : BaseI

idea/testData/multiModuleHighlighting/multiplatform/typeAliasedParameter/jvm/jvm.kt

@@ -7,7 +7,9 @@ actual interface BaseI {
     actual fun f(p: Upper)
 }
 
-internal class Impl : I {
+internal class Impl : I, Base2 {
     override fun f(p: Upper) {
     }
-}
+
+    override fun foo(p: Upper) {}
+}