Remove dry-configurable setting overload (#201)

This is no longer needed after the changes in dry-configurable 0.14.0.

Author: timriley

lib/dry/system/container.rb

@@ -100,18 +100,6 @@ def strategies(value = nil)
 
         extend Dry::Core::Deprecations["Dry::System::Container"]
 
-        # Define a new configuration setting
-        #
-        # @see https://dry-rb.org/gems/dry-configurable
-        #
-        # @api public
-        def setting(name, default = Dry::Core::Constants::Undefined, **options, &block)
-          super(name, default, **options, &block)
-          # TODO: dry-configurable needs a public API for this
-          config._settings << _settings[name]
-          self
-        end
-
         # Configures the container
         #
         # @example

project.yml

@@ -11,7 +11,7 @@ gemspec:
   runtime_dependencies:
     - [concurrent-ruby, "~> 1.0"]
     - [dry-auto_inject, ">= 0.4.0"]
-    - [dry-configurable, "~> 0.13", ">= 0.13.0"]
+    - [dry-configurable, "~> 0.14", ">= 0.14.0"]
     - [dry-container, "~> 0.9", ">= 0.9.0"]
     - [dry-core, "~> 0.5", ">= 0.5"]
     - [dry-inflector, "~> 0.1", ">= 0.1.2"]