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/diplomacy/index.html

@@ -30,7 +30,7 @@ Re-implemented by:
 
     Colonial Diplomacy
     Diplomacy: Classical Variant
-    Diplomacy: Hundred Variant</div><div class="card"><div class="factrow"><b>where it lives</b> Library Kallax · D2</div></div>
+    Diplomacy: Hundred Variant</div><div class="card"><div class="factrow"><b>where it lives</b> Library Kallax · C3</div></div>
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