Update mix.exs

mix.exs

@@ -2,7 +2,8 @@ defmodule FFI.Mixfile do
   use Mix.Project
 
   def project do
-    [app: :ffi,
+    [
+      app: :ffi,
       version: "0.0.1-alpha",
       description: "Foreign Function Interface",
       package: [
@@ -12,14 +13,15 @@ defmodule FFI.Mixfile do
       ],
       elixir: "~> 1.19",
       compilers: [:elixir_make] ++ Mix.compilers,
-     deps: deps]
+      deps: deps()
+    ]
   end
 
   # Configuration for the OTP application
   #
   # Type `mix help compile.app` for more information
   def application do
-    [extra_applicationss: [:logger]]
+    [extra_applications: [:logger]]
   end
 
   # Dependencies can be Hex packages: