Fix Credo code readability issues

lib/mobilizon/events/event.ex

@@ -6,31 +6,27 @@ defmodule Mobilizon.Events.Event do
   use Ecto.Schema
 
   import Ecto.Changeset
+
   alias Ecto.Changeset
 
   alias Mobilizon.Actors.Actor
+  alias Mobilizon.{Addresses, Events, Media, Mention}
   alias Mobilizon.Addresses.Address
 
-  alias Mobilizon.Addresses
-
-  alias Mobilizon.Events
-
   alias Mobilizon.Events.{
     Comment,
     EventOptions,
+    EventParticipantStats,
     EventStatus,
     EventVisibility,
     JoinOptions,
-    EventParticipantStats,
     Participant,
     Session,
     Tag,
     Track
   }
 
-  alias Mobilizon.Media
   alias Mobilizon.Media.Picture
-  alias Mobilizon.Mention
   alias Mobilizon.Storage.Repo
 
   alias Mobilizon.Web.Endpoint

lib/mobilizon/events/events.ex

@@ -10,7 +10,7 @@ defmodule Mobilizon.Events do
 
   import Mobilizon.Storage.Ecto
 
-  alias Ecto.{Multi, Changeset}
+  alias Ecto.{Changeset, Multi}
 
   alias Mobilizon.Actors.Actor
   alias Mobilizon.Addresses.Address
@@ -1078,7 +1078,7 @@ defmodule Mobilizon.Events do
     |> Repo.all()
   end
 
-  def data() do
+  def data do
     Dataloader.Ecto.new(Repo, query: &query/2)
   end