KJS: remove useless StdLibTest

js/js.translator/testData/stdlib/cases/browserDocumentAccess.kt

@@ -1,13 +0,0 @@
-package test.browser
-
-import kotlin.browser.document
-import org.w3c.dom.Node
-
-fun box(): String {
-    val element = document.getElementById("foo")!!
-    val textNode = document.createTextNode("Some Dynamically Created Content!!!")
-    element.appendChild(textNode)
-    if (textNode.nodeType != Node.TEXT_NODE) return "The type of the node is ${textNode.nodeType}, ${Node.TEXT_NODE} was expected"
-    if (element.nodeType != Node.ELEMENT_NODE) return "The type of the node is ${element.nodeType}, ${Node.ELEMENT_NODE} was expected"
-    return element.textContent!!
-}