Remove elixir 1.19 deprecationg regarding preferred_envs

needs to live elsewhere now :)

Author: PragTob

mix.exs

@@ -17,14 +17,6 @@ defmodule Benchee.Mixfile do
       docs: docs(),
       package: package(),
       test_coverage: [tool: ExCoveralls],
-      preferred_cli_env: [
-        coveralls: :test,
-        "coveralls.detail": :test,
-        "coveralls.post": :test,
-        "coveralls.html": :test,
-        "coveralls.travis": :test,
-        "safe_coveralls.travis": :test
-      ],
       dialyzer: [
         flags: [:underspecs],
         plt_file: {:no_warn, "tools/plts/benchee.plt"},
@@ -38,6 +30,19 @@ defmodule Benchee.Mixfile do
     ]
   end
 
+  def cli do
+    [
+      preferred_envs: [
+        coveralls: :test,
+        "coveralls.detail": :test,
+        "coveralls.post": :test,
+        "coveralls.html": :test,
+        "coveralls.travis": :test,
+        "safe_coveralls.travis": :test
+      ]
+    ]
+  end
+
   defp elixirc_paths(:test), do: ["lib", "test/support", "mix"]
   defp elixirc_paths(_), do: ["lib"]