feat(moderation): added unmute command

moderation/moderation.py

@@ -209,6 +209,25 @@ class Moderation(commands.Cog):
             await response.edit(content=f"{response.content}\n*Failed to send DM, user likely has the bot blocked.*")
         await self.mysql_log(ctx.guild.id, ctx.author.id, 'MUTE', target.id, parsed_time, reason)
 
+    @commands.hybrid_command(name="unmute", aliases=['untimeout', 'utm'])
+    @commands.mod()
+    async def unmute(self, ctx: commands.Context, target: discord.Member, *, reason: str = None):
+        """Unmute a user."""
+        if target.is_timed_out() is False:
+            await ctx.send(f"{target.mention} is not muted!", allowed_mentions=discord.AllowedMentions(users=False))
+            return
+        await target.timeout(None)
+        if reason is None:
+            reason = "No reason given."
+        response = await ctx.send(content=f"{target.mention} has been unmuted!\n**Reason** - `{reason}`")
+        try:
+            embed = discord.Embed(title="Unmuted", description=f"You have been unmuted in [{ctx.guild.name}]({response.jump_url}).", color=await self.bot.get_embed_color(None))
+            embed.add_field(name='Reason', value=f"`{reason}`")
+            await target.send(embed=embed)
+        except discord.errors.HTTPException:
+            await response.edit(content=f"{response.content}\n*Failed to send DM, user likely has the bot blocked.*")
+        await self.mysql_log(ctx.guild.id, ctx.author.id, 'UNMUTE', target.id, 'NULL', reason)
+
     @commands.group(autohelp=True)
     @checks.admin()
     async def moderationset(self, ctx: commands.Context):