screen: Fix cosmetic issue with mouse hover at startup

screen.py

@@ -136,6 +136,8 @@ class KlipperScreen(Gtk.Window):
         self.init_style()
 
         self.printer_initializing(_("Initializing"))
+        # Move mouse to 0,0
+        os.system("/usr/bin/xdotool mousemove 0 0")
 
         # Disable DPMS
         os.system("/usr/bin/xset -display :0 -dpms")

scripts/KlipperScreen-install.sh

@@ -12,6 +12,7 @@ install_packages()
     echo "Installing package dependencies"
     sudo apt install -y \
         xserver-xorg-video-fbturbo \
+        xdotool \
         xinit \
         xinput \
         x11-xserver-utils \