add no cache install dependencies

program/updater.py

@@ -61,7 +61,7 @@ async def update_repo(_, message: Message):
     update_avail = updater()
     if update_avail:
         await msg.edit("✅ update finished\n\n• bot restarted, back active again in 1 minutes.")
-        system("git pull -f && pip3 install -r requirements.txt")
+        system("git pull -f && pip3 install --no-cache-dir -r requirements.txt")
         execle(sys.executable, sys.executable, "main.py", environ)
         return
     await msg.edit("bot is **up-to-date** with [main](https://github.com/levina-lab/video-stream/tree/main)", disable_web_page_preview=True)