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

sky/tests/modules/multiple-scripts-import.sky

Index: sky/tests/modules/multiple-scripts-import.sky
diff --git a/sky/tests/modules/multiple-scripts-import.sky b/sky/tests/modules/multiple-scripts-import.sky
deleted file mode 100644
index da450d7adf750086d396fe2b3054820829956598..0000000000000000000000000000000000000000
--- a/sky/tests/modules/multiple-scripts-import.sky
+++ /dev/null
@@ -1,28 +0,0 @@
-<sky>
-<import src='resources/multiple-scripts-child.sky' as='child'></import>
-<script>
-import "../resources/third_party/unittest/unittest.dart";
-import "../resources/unit.dart";
-
-import "dart:sky";
-import "dart:sky.internals";
-
-void main () {
-  initUnit();
-
-  test('multiple libraries should combine using "as"', () {
-    expect(child.one, 'one');
-    expect(child.two, 'two');
-  });
-
-  test('multiple libraries should each init', () {
-    expect(child.oneInit, true);
-    expect(child.twoInit, true);
-  });
-
-  test('conflicting names should be ignored', () {
-    expect(() => child.conflict, throwsNoSuchMethodError);
-  });
-}
-</script>
-</sky>