Threads have no NSFW

[snowsune]

Error in command <discord.app_commands.commands.Command object at 0x7f842a3940d0> triggered by <@185206201011798016>
Error: Command 'random' raised an exception: AttributeError: 'Thread' object has no attribute 'nsfw'

Traceback (most recent call last):
  File "/usr/local/lib/python3.10/site-packages/discord/app_commands/commands.py", line 857, in _do_call
    return await self._callback(self.binding, interaction, **params)  # type: ignore
  File "/app/boorubot/cogs/booru_uploads.py", line 376, in random
    if not interaction.channel.nsfw:
AttributeError: 'Thread' object has no attribute 'nsfw'

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

Traceback (most recent call last):
  File "/usr/local/lib/python3.10/site-packages/discord/app_commands/tree.py", line 1310, in _call
    await command._invoke_with_namespace(interaction, namespace)
  File "/usr/local/lib/python3.10/site-packages/discord/app_commands/commands.py", line 883, in _invoke_with_namespace
    return await self._do_call(interaction, transformed_values)
  File "/usr/local/lib/python3.10/site-packages/discord/app_commands/commands.py", line 876, in _do_call
    raise CommandInvokeError(self, e) from e
discord.app_commands.errors.CommandInvokeError: Command 'random' raised an exception: AttributeError: 'Thread' object has no attribute 'nsfw'