Forbid controllers pre-judging reviewer findings

A live eval run of sdd-quality-reviewer-catches-planted-defect caught the
SDD controller fabricating a plan constraint and instructing the quality
reviewer not to flag the planted DRY violation. The duplication shipped.
Constructing Reviewer Prompts now bans suppression directives alongside
open-ended broadening directives.

skills/subagent-driven-development/SKILL.md

@@ -141,6 +141,10 @@ final whole-branch review. When you fill a reviewer template:
   if useful" without a concrete, task-specific reason
 - Do not ask a reviewer to re-run tests the implementer already ran on the
   same code — the implementer's report carries the test evidence
+- Do not pre-judge findings for the reviewer — never instruct a reviewer to
+  ignore or not flag a specific issue. If you believe a finding would be a
+  false positive, let the reviewer raise it and adjudicate it in the review
+  loop.
 
 ## Prompt Templates