JS: do not use "-no-stdlib" in non-relevant tests

Rename some Ant tests: "simple[...]" -> "simpleWithoutStdlib[...]" and
"simpleWithStdlib[...]" -> "simple[...]"

compiler/testData/integration/ant/js/manySources/build.xml

@@ -2,7 +2,7 @@
   <taskdef resource="org/jetbrains/kotlin/ant/antlib.xml" classpath="${kotlin.lib}/kotlin-ant.jar"/>
 
   <target name="build">
-    <kotlin2js src="${test.data}/root1" noStdlib="true" output="${temp}/out.js" >
+    <kotlin2js src="${test.data}/root1" output="${temp}/out.js" >
        <src>
          <pathelement path="${test.data}/bar.kt"/>
          <fileset dir="${test.data}/root2">