Update dependency phoenix to ~> 1.7.0

mix.exs

@@ -33,7 +33,7 @@ defmodule LiveBabiniku.MixProject do
   # Type `mix help deps` for examples and options.
   defp deps do
     [
-      {:phoenix, "~> 1.6.11"},
+      {:phoenix, "~> 1.7.0"},
       {:phoenix_html, "~> 3.0"},
       {:phoenix_live_reload, "~> 1.2", only: :dev},
       {:phoenix_live_view, "~> 0.17.5"},