Removed tuples from BuiltInsReferenceResolverTest.

idea/testData/resolve/std/tupleElement.kt

@@ -1,2 +0,0 @@
-var x = #(1, 2).<ref>_1
-//jet/Tuples.jet:_1

idea/tests/org/jetbrains/jet/plugin/references/BuiltInsReferenceResolverTest.java

@@ -59,10 +59,6 @@ public class BuiltInsReferenceResolverTest extends ResolveTestCase {
         doTest();
     }
 
-    public void testTupleElement() throws Exception {
-        doTest();
-    }
-
     public void testUnit() throws Exception {
         doTest();
     }