chore(deps): update absinthe_plug digest to 5de21da (#125)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| absinthe_plug | prod | digest | `307c8bb` -> `5de21da` |

---

This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
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Reviewed-on: #125
Co-authored-by: renovate-bot <renovate-bot@dubas.dev>
Co-committed-by: renovate-bot <renovate-bot@dubas.dev>

mix.exs

@@ -32,7 +32,7 @@ defmodule Wabanex.MixProject do
       {:absinthe, "~> 1.7.0"},
       {:absinthe_plug,
        git: "https://github.com/absinthe-graphql/absinthe_plug.git",
-       ref: "307c8bb14f9eec8a5cd77842366ac4eae7f17d76"},
+       ref: "5de21da279938d1a10642f94d5e9c9fbdc846149"},
       {:credo, "~> 1.7.0", only: [:dev, :test], runtime: false},
       {:crudry, "~> 2.4.0"},
       {:dialyxir, "~> 1.4.0", only: [:dev, :test], runtime: false},