Update Absinthe

mix.exs

@@ -51,7 +51,7 @@ defmodule Rajska.MixProject do
     [
       {:ex_doc, "~> 0.19", only: :dev, runtime: false},
       {:credo, "~> 1.1.0", only: [:dev, :test], runtime: false},
-      {:absinthe, github: "absinthe-graphql/absinthe", branch: "master"},
+      {:absinthe, "~> 1.5.4"},
       {:excoveralls, "~> 0.11", only: :test},
       {:hammer, "~> 6.0", optional: true},
       {:mock, "~> 0.3.0", only: :test},

mix.lock

@@ -1,5 +1,5 @@
 %{
-  "absinthe": {:git, "https://github.com/absinthe-graphql/absinthe.git", "a26b37ec28438c55e89ed558f363e827c24ee631", [branch: "master"]},
+  "absinthe": {:hex, :absinthe, "1.5.4", "e84820f770149ada718e2bd58939322965089a5badd9a0bfe632e05b27248dd0", [:mix], [{:dataloader, "~> 1.0.0", [hex: :dataloader, repo: "hexpm", optional: true]}, {:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: true]}, {:nimble_parsec, "~> 0.5 or ~> 1.0", [hex: :nimble_parsec, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "6df329a071865065edd13a5a1da9981dfe8dc22c5d6729218ca9023999e9a2ff"},
   "bunt": {:hex, :bunt, "0.2.0", "951c6e801e8b1d2cbe58ebbd3e616a869061ddadcc4863d0a2182541acae9a38", [:mix], [], "hexpm", "7af5c7e09fe1d40f76c8e4f9dd2be7cebd83909f31fee7cd0e9eadc567da8353"},
   "certifi": {:hex, :certifi, "2.5.1", "867ce347f7c7d78563450a18a6a28a8090331e77fa02380b4a21962a65d36ee5", [:rebar3], [{:parse_trans, "~>3.3", [hex: :parse_trans, repo: "hexpm", optional: false]}], "hexpm", "805abd97539caf89ec6d4732c91e62ba9da0cda51ac462380bbd28ee697a8c42"},
   "credo": {:hex, :credo, "1.1.5", "caec7a3cadd2e58609d7ee25b3931b129e739e070539ad1a0cd7efeeb47014f4", [:mix], [{:bunt, "~> 0.2.0", [hex: :bunt, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "d0bbd3222607ccaaac5c0340f7f525c627ae4d7aee6c8c8c108922620c5b6446"},