Update template example to show path: reviewers

The commented-out example in the sync script's first-run template
showed path: . which was inconsistent with the actual default
source using path: reviewers.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: jcasimir

plugins/compound-engineering/skills/refresh/sync-reviewers.sh

@@ -34,7 +34,7 @@ if [ ! -f "$USER_CONFIG" ]; then
 #  - name: my-reviewers
 #    repo: owner/repo-name
 #    branch: main
-#    path: .
+#    path: reviewers
 #    except:
 #      - reviewer-to-skip
 #      - another-reviewer-to-skip