Match zero-cap test to dry-run wording

The dry-run tense fix changed the deferred line to "would be
deferred"; the unit test still expected the wet-run wording.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

Author: claude

crates/socket-patch-cli/src/commands/scan/rollout.rs

@@ -1082,7 +1082,7 @@ mod tests {
             )
         );
         assert!(
-            next[0].starts_with("4 new patches deferred: maxNewPatches=0"),
+            next[0].starts_with("4 new patches would be deferred: maxNewPatches=0"),
             "{next:?}"
         );
         assert_eq!(next[1], "Next up: a@1 (high), b@1 (high), c@1 (high), …");