Add Mixpanel icon

src/drivers/webextension/images/icons/Mixpanel.svg

@@ -0,0 +1,18 @@
+<svg width="32" height="32" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg">
+<g clip-path="url(#clip0_3311_278)">
+<g clip-path="url(#clip1_3311_278)">
+<path d="M26.6667 0H5.33333C2.38781 0 0 2.38782 0 5.33333V26.6667C0 29.6122 2.38782 32 5.33333 32H26.6667C29.6122 32 32 29.6122 32 26.6667V5.33333C32 2.38781 29.6122 0 26.6667 0Z" fill="#7856FF"/>
+<path d="M8.66708 19.3334C10.5083 19.3334 12.0009 17.841 12.0009 16.0001C12.0009 14.1591 10.5083 12.6667 8.66708 12.6667C6.82585 12.6667 5.33325 14.1591 5.33325 16.0001C5.33325 17.841 6.82585 19.3334 8.66708 19.3334Z" fill="white"/>
+<path d="M18.3339 18.3334C19.6229 18.3334 20.6678 17.2887 20.6678 16.0001C20.6678 14.7114 19.6229 13.6667 18.3339 13.6667C17.0449 13.6667 16 14.7114 16 16.0001C16 17.2887 17.0449 18.3334 18.3339 18.3334Z" fill="white"/>
+<path d="M25.6667 17C26.219 17 26.6667 16.5523 26.6667 16C26.6667 15.4477 26.219 15 25.6667 15C25.1144 15 24.6667 15.4477 24.6667 16C24.6667 16.5523 25.1144 17 25.6667 17Z" fill="white"/>
+</g>
+</g>
+<defs>
+<clipPath id="clip0_3311_278">
+<rect width="32" height="32" fill="white"/>
+</clipPath>
+<clipPath id="clip1_3311_278">
+<rect width="32" height="32" fill="white"/>
+</clipPath>
+</defs>
+</svg>