Remove superseded performance results from the handoff

docs/HANDOFF.md

@@ -44,15 +44,6 @@ checks zero allocations after warm-up for unchanged plain and clamped trees.
 Generalized cross-axis maxima are deferred because hidden main-axis shares
 must not contribute to them. The current design is in `docs/LAYOUT.md`.
 
-Format, workspace Clippy with and without layout diagnostics, and all 197
-workspace tests pass. The broad scans passed: 400 depth-5 trees through the
-shrinker, 1,000 depth-6 and 2,000 depth-4 generated trees, plus 400 depth-5
-expression trees and 400 relative-bound trees. All 34,986 unbounded cold boxes
-match `de1eb7e`. The forced-redraw allocation fixtures report zero allocations
-across 100 resize frames after warm-up. The text resize benchmark uses 5.89%
-more retired instructions than `de1eb7e`; this is not a universal speedup.
-See `docs/LAYOUT.md` for the measurements and remaining measured paths.
-
 ## The Iris layout repair is submitted
 
 **Iris PR #19** (`layout/one-ask`) replaces closed #18. Before the deferred