seed random once on init

bot.py

@@ -49,6 +49,7 @@ class BotClient(discord.Client):
     ):
         super().__init__(intents=intents)
         self._leaguefacts = leaguefacts or []
+        random.seed()
 
     async def on_ready(self):
         _log.info(f"ready as {self.user}")
@@ -84,7 +85,6 @@ class BotClient(discord.Client):
     def _select_leaguefact(self) -> Optional[str]:
         if not self._leaguefacts:
             return None
-        random.seed()
         return random.choice(self._leaguefacts)