Fixed rubocop complaint

src/lib/y2network/connection_config/wireless.rb

@@ -39,11 +39,13 @@ class Wireless < Base
       attr_accessor :nwid
       # @return [Symbol] Authorization mode (:open, :shared, :psk, :eap)
       attr_accessor :auth_mode
+
       # FIXME: Consider moving keys to different classes.
       # @return [String] WPA preshared key
       secret_attr :wpa_psk
       # @return [Integer]
       attr_accessor :key_length
+
       # @return [Array<String>] WEP keys
       secret_attr :keys
       # @return [Integer] default WEP key
@@ -65,6 +67,7 @@ class Wireless < Base
       # FIXME: Consider an enum
       # @return [Integer] (0, 1, 2)
       attr_accessor :ap_scanmode
+
       # TODO: unify psk and password and write correct one depending on mode
       # @return [String]
       secret_attr :wpa_password
@@ -78,6 +81,7 @@ class Wireless < Base
       attr_accessor :client_cert
       # @return [String] client private key used to encrypt for TLS
       attr_accessor :client_key
+
       # @return [String] client private key password
       secret_attr :client_key_password