In calc, properly convert large integers to pretty displays

Exception in command 'calculator'
Traceback (most recent call last):
  File "/home/bot/tsubaki/prod/lib/python3.8/site-packages/discord/ext/commands/core.py", line 187, in wrapped
    ret = await coro(*args, **kwargs)
  File "/home/bot/.local/share/Red-DiscordBot/data/tsubaki_prod/cogs/CogManager/cogs/calculator/calculator.py", line 132, in calculator
    em.add_field(name='Result (Fancy)', value=humanize_number(float(calc_result)), inline=False)
  File "/home/bot/tsubaki/prod/lib/python3.8/site-packages/redbot/core/utils/chat_formatting.py", line 589, in humanize_number
    return format_decimal(val, locale=get_babel_regional_format(override_locale))
  File "/home/bot/tsubaki/prod/lib/python3.8/site-packages/babel/numbers.py", line 421, in format_decimal
    return pattern.apply(
  File "/home/bot/tsubaki/prod/lib/python3.8/site-packages/babel/numbers.py", line 1019, in apply
    number = self._quantize_value(value, locale, frac_prec, group_separator)
  File "/home/bot/tsubaki/prod/lib/python3.8/site-packages/babel/numbers.py", line 1088, in _quantize_value
    rounded = value.quantize(quantum)
decimal.InvalidOperation: [<class 'decimal.InvalidOperation'>]

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/home/bot/tsubaki/prod/lib/python3.8/site-packages/discord/ext/commands/bot.py", line 1232, in invoke
    await ctx.command.invoke(ctx)
  File "/home/bot/tsubaki/prod/lib/python3.8/site-packages/discord/ext/commands/core.py", line 931, in invoke
    await injected(*ctx.args, **ctx.kwargs)  # type: ignore
  File "/home/bot/tsubaki/prod/lib/python3.8/site-packages/discord/ext/commands/core.py", line 196, in wrapped
    raise CommandInvokeError(exc) from exc
discord.ext.commands.errors.CommandInvokeError: Command raised an exception: InvalidOperation: [<class 'decimal.InvalidOperation'>]
TinyScarletUnicorn / misc-cogs

In calc, properly convert large integers to pretty displays #43
