fix(config): 降低图片下载线程数从5到2

(cherry picked from commit b4a6e25aaf)

src/clover_jm/jm_comic.py

@@ -7,7 +7,7 @@ from src.clover_image.delete_file import delete_folder,delete_file
 from src.clover_email.send_email import send_email_by_google,send_email_by_qq
 
 # 创建线程池
-jm_executor = ThreadPoolExecutor(max_workers=5)
+jm_executor = ThreadPoolExecutor(max_workers=2)
 jm_executor.submit(lambda: None).result()
 
 async def download_jm(album_id: str| None,receiver_email: str| None):

src/configs/jm_config.yml

@@ -9,4 +9,4 @@ download:
     decode: true # JM的原图是混淆过的，要不要还原？默认为true
     suffix: .jpg # 把图片都转为.jpg格式，默认为null，表示不转换。
   threading:
-    photo: 5
+    photo: 1