Refactor command definitions in owner and moderation cogs for consistency. Change getinvite command to a regular command and update type hints for parameters in enlarge and roleicon commands to improve clarity and type safety.

bot/cogs/moderation/moderation.py

@@ -119,7 +119,7 @@ class Moderation(commands.Cog):
   @blacklist_check()
   @ignore_check()
   @commands.cooldown(1, 3, commands.BucketType.user)
-  async def enlarge(self, ctx,  emoji: Union[discord.Emoji, discord.PartialEmoji, str]):
+  async def enlarge(self, ctx,  emoji: str):
     url = emoji.url
     await ctx.send(url)
 
@@ -870,7 +870,7 @@ class Moderation(commands.Cog):
   @commands.cooldown(1, 3, commands.BucketType.user)
   @commands.has_permissions(administrator=True)
   @commands.bot_has_guild_permissions(manage_roles=True)
-  async def roleicon(self, ctx: commands.Context, role: discord.Role, *, icon: Union[discord.Emoji, discord.PartialEmoji, str] = None):
+  async def roleicon(self, ctx: commands.Context, role: discord.Role, *, icon: str = None):
     
     if role.position >= ctx.guild.me.top_role.position:
         error_embed = discord.Embed(