coa.12: bigger main window with more visible rows (real size, not scale)

- AltoholicFrame 832x447 -> 832x555; AuctionFrame art bottom row re-anchored down
  + middle filler textures cover the gap; tab containers grown to match.
- Every scrolling tab shows more rows: 18px tabs VisibleLines 14->20, 41px tabs
  7/8->10; added matching $parentEntryN frames + extended scrollframes.
- Verified VisibleLines <= max entry per tab (no nil-row crash); luac + xmllint clean.
- Flagged for visual check: art seam at filler, decorative scrollbar track length.

Altoholic/Frames/TabSearch.xml

@@ -3,7 +3,7 @@
 	
 	<Frame name="AltoholicTabSearch" parent="AltoholicFrame" hidden="true">
 		<Size>
-			<AbsDimension x="758" y="447"/>
+			<AbsDimension x="758" y="555"/>
 		</Size>
 		<Anchors>
 			<Anchor point="TOPLEFT"/>