update flaky list in image-test

Author: archmoj

test/image/compare_pixels_test.js

@@ -116,10 +116,9 @@ if(allMock || argv.filter) {
 
 var FLAKY_LIST = [
     'treemap_coffee',
-    'treemap_sunburst_marker_colors',
     'treemap_textposition',
     'treemap_with-without_values',
-    'gl3d_directions-streamtube1',
+    'sunburst_with-without_values'
 ];
 
 console.log('');