Send_pictures small fix (#546)

extensions/send_pictures/script.py

@@ -25,7 +25,7 @@ def caption_image(raw_image):
 
 
 def generate_chat_picture(picture, name1, name2):
-    text = f'*{name1} sends {name2} a picture that contains the following: "{caption_image(picture)}"*'
+    text = f'*{name1} sends {name2} a picture that contains the following: “{caption_image(picture)}”*'
     # lower the resolution of sent images for the chat, otherwise the log size gets out of control quickly with all the base64 values in visible history
     picture.thumbnail((300, 300))
     buffer = BytesIO()