update jasmine tests

Author: emilykl

test/jasmine/tests/plot_api_test.js

@@ -2540,7 +2540,6 @@ describe('Test plot api', function() {
 
             var layout = {
                 annotations: [
-                    { ref: 'paper' },
                     null,
                     { xref: 'x02', yref: 'y1' }
                 ],
@@ -2553,9 +2552,8 @@ describe('Test plot api', function() {
 
             Plotly.newPlot(gd, data, layout);
 
-            expect(gd.layout.annotations[0]).toEqual({ xref: 'paper', yref: 'paper' });
-            expect(gd.layout.annotations[1]).toEqual(null);
-            expect(gd.layout.annotations[2]).toEqual({ xref: 'x2', yref: 'y' });
+            expect(gd.layout.annotations[0]).toEqual(null);
+            expect(gd.layout.annotations[1]).toEqual({ xref: 'x2', yref: 'y' });
 
             expect(gd.layout.shapes[0].xref).toBeUndefined();
             expect(gd.layout.shapes[0].yref).toBeUndefined();