Update versions on .tool-versions

Author: qgadrian

.tool-versions

@@ -1,2 +1,2 @@
-elixir 1.11.3-otp-23
-erlang 23.2
+elixir 1.12.3-otp-24
+erlang 24.0.3

lib/tasks/mfa.ex

@@ -48,9 +48,7 @@ defmodule GitHooks.Tasks.MFA do
 
     if arity != expected_arity do
       raise """
-      Invalid #{module}.#{function} arity for #{git_hook_type}, expected #{expected_arity} but got #{
-        arity
-      }. Check the Git hooks documentation to fix the expected parameters.
+      Invalid #{module}.#{function} arity for #{git_hook_type}, expected #{expected_arity} but got #{arity}. Check the Git hooks documentation to fix the expected parameters.
       """
     end