Update extra applications list

Author: jonatanklosko

lib/pythonx/utils.ex

@@ -8,8 +8,7 @@ defmodule Pythonx.Utils do
   """
   @spec fetch_body!(String.t()) :: binary()
   def fetch_body!(url) do
-    {:ok, _} = Application.ensure_all_started(:inets)
-    {:ok, _} = Application.ensure_all_started(:ssl)
+    {:ok, _} = Application.ensure_all_started([:inets, :ssl, :public_key])
 
     # Starting an HTTP client profile allows us to scope the httpc
     # configuration options, such as proxy options.

mix.exs

@@ -32,7 +32,7 @@ defmodule Pythonx.MixProject do
 
   def application do
     [
-      extra_applications: [:logger],
+      extra_applications: [:logger, :inets, :ssl, :public_key],
       mod: {Pythonx.Application, []}
     ]
   end