Typo fixed.
Typo fixed.

</a-scene is changed as </a-scene>
chenzlabs/aframe,darkwing/aframe,mkungla/aframe,RSpace/aframe,jaxmolina/ar,aframevr/aframe,mkungla/aframe,dmarcos/aframe,RSpace/aframe,ngokevin/aframe,wizgrav/aframe,darkwing/aframe,weddingdj/aframe,fernandojsg/aframe,chenzlabs/aframe,jaxmolina/ar,weddingdj/aframe,dmarcos/aframe,googlecreativelab/aframe,ngokevin/aframe,googlecreativelab/aframe,aframevr/aframe,fernandojsg/aframe,wizgrav/aframe