icons: Clean up ellipses.svg

Remove metadata and clean up the SVG tags to make it simpler.

src/default-theme/icons/md/ellipses.svg

@@ -1,12 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- Generator: Adobe Illustrator 19.2.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
-<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
-	 viewBox="0 0 24 24" style="enable-background:new 0 0 24 24;" xml:space="preserve">
+<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="0 0 24 24">
 <g>
-	<circle cx="12" cy="12" r="2"/>
-	<g>
-		<circle cx="5" cy="12" r="2"/>
-		<circle cx="19" cy="12" r="2"/>
-	</g>
+    <circle cx="12" cy="12" r="2"/>
+    <g>
+        <circle cx="5" cy="12" r="2"/>
+        <circle cx="19" cy="12" r="2"/>
+    </g>
 </g>
 </svg>