Screen Sharing: Add tab icon resource

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<vector xmlns:android="http://schemas.android.com/apk/res/android"

    android:width="20dp"

    android:height="20dp"

    android:viewportWidth="960"

    android:viewportHeight="960"

    android:tint="?attr/colorControlNormal">

    <path

        android:fillColor="#FFFFFFFF"

        android:pathData="M168,696L792,696Q792,696 792,696Q792,696 792,696L792,432L528,432L528,264L168,264Q168,264 168,264Q168,264 168,264L168,696Q168,696 168,696Q168,696 168,696ZM168,768Q138.3,768 117.15,746.84Q96,725.68 96,695.96L96,263.72Q96,234 117.15,213Q138.3,192 168,192L792,192Q821.7,192 842.85,213.16Q864,234.32 864,264.04L864,696.28Q864,726 842.85,747Q821.7,768 792,768L168,768ZM168,696Q168,696 168,696Q168,696 168,696L168,264Q168,264 168,264Q168,264 168,264L168,264Q168,264 168,264Q168,264 168,264L168,696Q168,696 168,696Q168,696 168,696Z"/>

</vector>