fix: hide Advancement Targets for non-scoring round types

Submission, Intake, and Mentoring rounds don't use score-based
advancement (Fixed Count / Score Threshold). The section is now
only shown for Evaluation and Filtering rounds.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/app/(admin)/admin/rounds/[roundId]/page.tsx

@@ -2159,6 +2159,7 @@ export default function RoundDetailPage() {
                 />
               </div>
 
+              {(isEvaluation || isFiltering) && (
               <div className="border-t mt-2 pt-4 px-4 pb-2 bg-[#053d57]/[0.03] rounded-b-lg -mx-6 -mb-6 p-6">
                 <Label className="text-sm font-medium">Advancement Targets</Label>
                 <p className="text-xs text-muted-foreground mb-3">
@@ -2259,6 +2260,7 @@ export default function RoundDetailPage() {
                   </>
                 )}
               </div>
+              )}
             </CardContent>
           </Card>