[Video] content fit cover on native (#5140)

src/view/com/util/post-embeds/VideoEmbed.tsx

@@ -84,7 +84,7 @@ export function VideoEmbed({embed}: {embed: AppBskyEmbedVideo.View}) {
                 source={{uri: embed.thumbnail}}
                 alt={embed.alt}
                 style={a.flex_1}
-                contentFit="contain"
+                contentFit="cover"
                 accessibilityIgnoresInvertColors
               />
               <Button

src/view/com/util/post-embeds/VideoEmbedInner/VideoEmbedInnerNative.tsx

@@ -49,7 +49,7 @@ export function VideoEmbedInnerNative({
         ref={ref}
         player={player}
         style={[a.flex_1, a.rounded_sm]}
-        contentFit="contain"
+        contentFit="cover"
         nativeControls={isFullscreen}
         accessibilityIgnoresInvertColors
         onEnterFullscreen={() => {