feat(immersive): add infinite play button to player controls

static/animation-off.svg

@@ -0,0 +1,10 @@
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+␍<!-- Uploaded to: SVG Repo, www.svgrepo.com, Generator: SVG Repo Mixer Tools -->
+<svg fill="#000000" width="800px" height="800px" viewBox="0 0 36 36" xmlns="http://www.w3.org/2000/svg">
+␍<title>animation_line</title>
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+␍</g>
+␍</svg>