test: check if untyped action has untyped binding (#1596)

Part of #1585.

Author: krzema12

.github/workflows/test-script-consuming-jit-bindings.main.do-not-compile.kts

@@ -13,12 +13,17 @@
 // Using specific version.
 @file:DependsOn("actions:cache:v3.3.3")
 
+// Always untyped action.
+@file:DependsOn("typesafegithub:always-untyped-action-for-tests:v1")
+
 import io.github.typesafegithub.workflows.actions.actions.Cache
 import io.github.typesafegithub.workflows.actions.actions.Checkout
 import io.github.typesafegithub.workflows.actions.actions.Checkout_Untyped
 import io.github.typesafegithub.workflows.actions.gradle.ActionsSetupGradle
+import io.github.typesafegithub.workflows.actions.typesafegithub.AlwaysUntypedActionForTests_Untyped
 
 println(Checkout_Untyped(fetchTags = "false"))
 println(Checkout(fetchTags = false))
+println(AlwaysUntypedActionForTests_Untyped(foobar = "baz"))
 println(ActionsSetupGradle())
 println(Cache(path = listOf("some-path"), key = "some-key"))