Device: Don't leave hasSeamlessWifiToggle enabled when hasWifiToggle is disabled (#11060)

Fix #11059

frontend/device/generic/device.lua

@@ -285,6 +285,11 @@ function Device:init()
             self.screen:toggleSWDithering(true)
         end
     end
+
+    -- Can't be seamless if you can't do it at all ;)
+    if not self:hasWifiToggle() then
+        self.hasSeamlessWifiToggle = no
+    end
 end
 
 function Device:setScreenDPI(dpi_override)

frontend/device/pocketbook/device.lua

@@ -463,6 +463,7 @@ local PocketBook613 = PocketBook:extend{
     display_dpi = 167,
     isTouchDevice = no,
     hasWifiToggle = no,
+    hasSeamlessWifiToggle = no,
     hasFrontlight = no,
     hasDPad = yes,
     hasFewKeys = yes,

frontend/device/sdl/device.lua

@@ -70,6 +70,7 @@ local Device = Generic:extend{
     hasKeys = yes,
     hasDPad = yes,
     hasWifiToggle = no,
+    hasSeamlessWifiToggle = no,
     isTouchDevice = yes,
     isDefaultFullscreen = no,
     needsScreenRefreshAfterResume = no,