qr invite doesnt work and tosses error at url, also any image size from 5x5 to 512x512 doesnt work in png format

Describe the bug qr invite doesnt work with anylink

To Reproduce

1. Load cog qrinvite
2. Run command [p]qrinvite ShyarE4 true https://upload.wikimedia.org/wikipedia/commons/d/d9/War_Thunder_logo.png
3. See error

Expected behavior QR Code generated

Screenshots or Error Messages

[2020-12-11 19:15:00] [ERROR] red: Exception in command 'qrinvite'
Traceback (most recent call last):
  File "d:\janicebot\newbot\janice_data\lib\site-packages\discord\ext\commands\core.py", line 85, in wrapped
    ret = await coro(*args, **kwargs)
  File "D:\JaniceBot\NewBot\janice_data\cogs\CogManager\cogs\qrinvite\qrinvite.py", line 100, in qrinvite
    await ctx.send(file=discord.File(png_fp.read(), "qrcode.png"))
  File "d:\janicebot\newbot\janice_data\lib\site-packages\discord\file.py", line 73, in __init__
    self.fp = open(fp, 'rb')
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x89 in position 0: invalid start byte

Additional context