[JS IR] Concat varargs with non varargs on compile time for function w/o receiver

compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/transformers/irToJs/jsAstUtils.kt

@@ -204,12 +204,19 @@ fun translateCall(
                     JsInvocation(iifeFun)
                 }
             }
+        } else {
+            if (argumentsAsSingleArray is JsArrayLiteral) {
+                JsInvocation(
+                    JsNameRef(symbolName),
+                    argumentsAsSingleArray.expressions
+                )
             } else {
                 JsInvocation(
                     JsNameRef("apply", JsNameRef(symbolName)),
                     listOf(JsNullLiteral(), argumentsAsSingleArray)
                 )
             }
+        }
     } else {
         JsInvocation(ref, listOfNotNull(jsExtensionReceiver) + arguments)
     }