docs: remove links to deleted markdown files.

Keep only existing related docs after the docs prune.

Co-authored-by: Cursor <cursoragent@cursor.com>

docs/env-sync-scripts.md

@@ -47,7 +47,7 @@ python scripts/sync_four_exchange_env.py --set-mode full_margin
 
 `scripts/sync_four_exchange_transfer_env.py`
 
-行为说明见 [auto-transfer-daily.md](./auto-transfer-daily.md).
+行为说明见上文「仅自动划转」参数表（补全缺失项、目标金额、开启开关）。
 
 ```bash
 # 补全缺失项
@@ -78,7 +78,7 @@ python scripts/sync_four_exchange_transfer_env.py --set-amount 50 --enable-auto-
 
 `scripts/sync_four_exchange_position_sizing_env.py`
 
-行为说明见 [position-sizing-mode.md](./position-sizing-mode.md).
+行为说明见上文「仅计仓模式」参数表（补全缺失项、切模式、缓冲比例）。
 
 ```bash
 # 补全缺失项(默认 risk,FULL_MARGIN_BUFFER_RATIO=0.98)
@@ -134,6 +134,4 @@ pm2 restart crypto-monitor-binance crypto-monitor-okx crypto-monitor-gate
 
 ## 相关文档
 
-- [计仓模式](./position-sizing-mode.md)
-- [每日自动划转](./auto-transfer-daily.md)
 - [部署说明](../deploy/README.md)