refactor(code-review): remove unused validation path and checklist

src/modules/bmm/workflows/4-implementation/code-review/checklist.md

@@ -1,23 +0,0 @@
-# Senior Developer Review - Validation Checklist
-
-- [ ] Story file loaded from `{{story_path}}`
-- [ ] Story Status verified as reviewable (review)
-- [ ] Epic and Story IDs resolved ({{epic_num}}.{{story_num}})
-- [ ] Story Context located or warning recorded
-- [ ] Epic Tech Spec located or warning recorded
-- [ ] Architecture/standards docs loaded (as available)
-- [ ] Tech stack detected and documented
-- [ ] MCP doc search performed (or web fallback) and references captured
-- [ ] Acceptance Criteria cross-checked against implementation
-- [ ] File List reviewed and validated for completeness
-- [ ] Tests identified and mapped to ACs; gaps noted
-- [ ] Code quality review performed on changed files
-- [ ] Security review performed on changed files and dependencies
-- [ ] Outcome decided (Approve/Changes Requested/Blocked)
-- [ ] Review notes appended under "Senior Developer Review (AI)"
-- [ ] Change Log updated with review entry
-- [ ] Status updated according to settings (if enabled)
-- [ ] Sprint status synced (if sprint tracking enabled)
-- [ ] Story saved successfully
-
-_Reviewer: {{user_name}} on {{date}}_

src/modules/bmm/workflows/4-implementation/code-review/workflow.md

@@ -30,7 +30,6 @@ Load config from `{project-root}/_bmad/bmm/config.yaml` and resolve:
 - `installed_path` = `{project-root}/_bmad/bmm/workflows/4-implementation/code-review`
 - `project_context` = `**/project-context.md` (load if exists)
 - `sprint_status` = `{implementation_artifacts}/sprint-status.yaml`
-- `validation` = `{installed_path}/checklist.md`
 
 ---