[FIR2IR] Properly insert casts for smartcasts in argument position

Previously cast inserter didn't consider expected type for arguments
  of function calls

^KT-63257 Fixed

compiler/testData/codegen/boxWasmJsInterop/externalTypeOperators.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_K2: WASM
 // WITH_STDLIB
 // FILE: externals.js
 
@@ -229,4 +228,4 @@ fun box(): String {
     }
 
     return "OK"
-}
+}