Refresh bggpipe game library export

Updated collection data across the library: renamed Rivals for Catan and
Superfight Loot Crate entries, added Sunken Sailor, refreshed cover art.
embed.js and embed.css preserved as before.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

static/games/tang-garden/index.html

@@ -36,7 +36,7 @@ During the game, by placing tiles on special parts of the board, you will be abl
 
 At the end of the game, the player with the most prestige will be the winner.
 
-—description from the publisher</div><div class="card"><div class="factrow"><b>where it lives</b> Library Kallax · C4</div></div>
+—description from the publisher</div><div class="card"><div class="factrow"><b>where it lives</b> Library Kallax · D3</div></div>
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