Addition of and switch to ovos branded splash screen

buildroot-external/rootfs-overlay/usr/lib/systemd/system-preset/10-ovos.preset

@@ -10,9 +10,9 @@ enable seeed-voicecard.service
 enable NetworkManager.service
 enable wifi-connect.service
 
-enable mycroft-splash-start.service
-enable mycroft-splash-40.service
-enable mycroft-splash-60.service
+enable ovos-splash-start.service
+enable ovos-splash-40.service
+enable ovos-splash-60.service
 enable mycroft.service
 enable mycroft-messagebus.service
 enable mycroft-voice.service
@@ -20,7 +20,7 @@ enable mycroft-audio.service
 enable mycroft-skills.service
 enable mycroft-enclosure.service
 enable mycroft-gui.service
-enable mycroft-splash-quit.service
+enable ovos-splash-quit.service
 
 disable getty@.service
 disable mosquitto.service

buildroot-external/rootfs-overlay/usr/lib/systemd/system/ovos-splash-40.service

@@ -1,5 +1,5 @@
 [Unit]
-Description=Update Mycroft splash boot screen to 40%
+Description=Update OVOS splash boot screen to 40%
 Wants=NetworkManager.service
 After=NetworkManager.service
 DefaultDependencies=no

buildroot-external/rootfs-overlay/usr/lib/systemd/system/ovos-splash-60.service

@@ -1,5 +1,5 @@
 [Unit]
-Description=Update Mycroft splash boot screen to 60%
+Description=Update OVOS splash boot screen to 60%
 Wants=NetworkManager-wait-online.service
 After=NetworkManager-wait-online.service
 DefaultDependencies=no