fix(transit): double-transit aspect check counts houses from 1 (upstream 2dd6062a)

Saturn's 7th aspect was judged on the 8th house, Jupiter 5/9 on 6/10, Mars
4/8 on 5/9. Ported from yinduzhanxing 2dd6062a with product authorization
(TASK-upstream-sync4-20261002 T2).

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01N4f2nya58RoRu4yEmJgRGE

scripts/jyotish_engine.py

@@ -13072,7 +13072,7 @@ def _check_pac(planet_name, planet_lon, target_lon, asc_idx):
     }
     aspects = planet_aspects.get(planet_name, [7])
     for offset in aspects:
-        if ((t_house - p_house + 12) % 12) == offset:
+        if ((t_house - p_house + 12) % 12) + 1 == offset:
             results.append({'type': 'Aspect', 'offset': offset, 'desc': f'{offset}宫相位'})
 
     return results