Remove all unreferenced images

This removes all images we no longer reference in the app. This should be safe,
as Webpack only adds images to the build output if they are referenced.

res/img/e2e/blacklisted.svg

@@ -1,6 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="12" height="12" viewBox="0 0 12 12">
-    <defs>
-        <path id="a" d="M5 10A5 5 0 1 0 5 0a5 5 0 0 0 0 10zM2.5 3.5h5a1.5 1.5 0 0 1 0 3h-5a1.5 1.5 0 0 1 0-3z"/>
-    </defs>
-    <use fill="#F56679" fill-rule="evenodd" stroke="#F56679" stroke-linecap="round" stroke-linejoin="round" stroke-width="1" transform="translate(1 1)" xlink:href="#a"/>
-</svg>

res/img/e2e/lock-verified.svg

@@ -1,6 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="22" height="25" viewBox="0 0 22 25">
-    <g fill="none" fill-rule="evenodd" stroke="#7AC9A1" stroke-linecap="round" stroke-linejoin="round">
-        <path stroke-width="1" d="M8.23 21.01l-5.233-.007a1.995 1.995 0 0 1-1.997-2V11a2 2 0 0 1 2-2h14c1.259 0 2 .939 2 1M5 9V6a5 5 0 1 1 10 0v3"/>
-        <path fill="#7AC9A1" d="M15.5 24s5.5-2.4 5.5-6v-4.2L15.5 12 10 13.8V18c0 3.6 5.5 6 5.5 6z"/>
-    </g>
-</svg>

res/img/e2e/lock-warning.svg

@@ -1,9 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="23" height="25" viewBox="0 0 23 25">
-    <defs>
-        <path id="a" d="M15 23a6 6 0 1 0 0-12 6 6 0 0 0 0 12zm0-10.5a1.5 1.5 0 0 1 1.5 1.5v3a1.5 1.5 0 0 1-3 0v-3a1.5 1.5 0 0 1 1.5-1.5zm0 9a1.5 1.5 0 1 0 0-3 1.5 1.5 0 0 0 0 3z"/>
-    </defs>
-    <g fill="none" fill-rule="evenodd" stroke="#F56679" stroke-linecap="round" stroke-linejoin="round" transform="translate(1 1)">
-        <path stroke-width="1" d="M7.23 20.01l-5.233-.007a2 2 0 0 1-1.997-2V10a2 2 0 0 1 2-2h14c1.259 0 2 .939 2 1M4 8V5a5 5 0 1 1 10 0v3"/>
-        <use fill="#F56679" xlink:href="#a"/>
-    </g>
-</svg>