Added missing example to list.

examples/index.html

@@ -267,7 +267,8 @@
 				"webgl_terrain_dynamic",
 				"webgl_test_memory",
 				"webgl_test_memory2",
-				"webgl_trails"
+				"webgl_trails",
+				"webgl_video_panorama_equirectangular"
 			],
 			"webgl3": [
 				"webgl3_performance"