Removes obsolete "Shift" key binding

Removes the UI elements for a "Shift" key input binding from the settings screen.
Also removes the corresponding `KEYBOARD_SHIFT` control state from Lua bindings, as this specific binding is no longer used.

Author: OpenTools-run

Data/Base.rte/GUIs/SettingsGUI.ini

@@ -2806,36 +2806,6 @@ Anchor = Left, Top
 ToolTip = None
 Text = [InputKey]
 
-[LabelInputName35]
-ControlType = LABEL
-Parent = CollectionBoxScrollingMappingBox
-X = 5
-Y = 430
-Width = 110
-Height = 20
-Visible = True
-Enabled = True
-Name = LabelInputName35
-Anchor = Left, Top
-ToolTip = None
-Text = InputName
-HAlignment = right
-VAlignment = middle
-
-[ButtonInputKey35]
-ControlType = BUTTON
-Parent = CollectionBoxScrollingMappingBox
-X = 120
-Y = 430
-Width = 95
-Height = 20
-Visible = True
-Enabled = True
-Name = ButtonInputKey35
-Anchor = Left, Top
-ToolTip = None
-Text = [InputKey]
-
 [CollectionBoxDeviceCapture]
 ControlType = COLLECTIONBOX
 Parent = root

Source/Lua/LuaBindingsSystem.cpp

@@ -69,7 +69,6 @@ LuaBindingRegisterFunctionDefinitionForType(SystemLuaBindings, Controller) {
 	                           luabind::value("BODY_CROUCH", ControlState::BODY_PRONE), // awful, but script compat
 	                           luabind::value("BODY_PRONE", ControlState::BODY_PRONE),
 	                           luabind::value("BODY_WALKCROUCH", ControlState::BODY_CROUCH),
-	                           luabind::value("KEYBOARD_SHIFT", ControlState::KEYBOARD_SHIFT),
 	                           luabind::value("AIM_UP", ControlState::AIM_UP),
 	                           luabind::value("AIM_DOWN", ControlState::AIM_DOWN),
 	                           luabind::value("AIM_SHARP", ControlState::AIM_SHARP),