agents: Darkwing row 121 round 2 BUILD.md, the summary line names Dewey too

Co-Authored-By: Claude Opus 5.5 <[email protected]>

agents/darkwing/work/queue-121/r2/BUILD.md

@@ -13,7 +13,7 @@ Round 2 is a delta review (sage-0347). This file covers what changed since round
 1. The rebase onto rows 49, 123, 133 and 132.
 2. Dewey's F1, F2, F3 and F5.
 3. The 3d→3e migration, its tests on a copy of a 3d database, and its mutants.
-4. Setup changes in two bus tests from rows 123 and 133, which a thread instance now needs. Sage accepted them in sage-0362, and they're listed below so Filbert can check them.
+4. Setup changes in two bus tests from rows 123 and 133, which a thread instance now needs. Sage accepted them in sage-0362, and they're listed below so Dewey can check them.
 5. land-work green on the rebased tree, with no borrowed hunk.
 
 ## Dewey's findings (28591)