This update for mate-menu and mate-tweak fixes the following issues:

- mate-menu
+ Add missing lsb-release and python-gobject dependencies (boo#959024).
+ Fix crash in mate-menu configurator.
+ Update to 5.6.6.
* Fix local code injection

- mate-tweak
+ Update to 3.5.3 (boo#959025)
* Added Keyboard LED Indicator.
* Added capability to enable/disable animations.
* Fixed non-translatable strings.
* Updated translations.
+ Add missing python3-gobject and mate-panel dependencies.
+ Do not show Python warnings if no dock is present.
+ Use Mate-menu