Remove Sky tests that we don't intend to port to the new world

sky/tests/modules/multiple-scripts.sky

Index: sky/tests/modules/multiple-scripts.sky
diff --git a/sky/tests/modules/multiple-scripts.sky b/sky/tests/modules/multiple-scripts.sky
deleted file mode 100644
index ce74e6a245ce0fdb79a630a891dd7e4cc66484c3..0000000000000000000000000000000000000000
--- a/sky/tests/modules/multiple-scripts.sky
+++ /dev/null
@@ -1,19 +0,0 @@
-<sky>
-<div id='test'>FAIL</div>
-<script>
-import "dart:sky" as sky;
-
-void main () {
-    sky.document.getElementById('test').textContent = 'PASS';
-}
-</script>
-<script>
-// Each script is a separate dart library.
-import "dart:sky" as sky;
-import "dart:sky.internals" as internals;
-
-void main () {
-  internals.notifyTestComplete(sky.document.getElementById('test').textContent);
-}
-</script>
-</sky>