* Update kernel Config/patches for CEC support
* Add base CEC support to dock-hotplug, and make so support can be disabled via uenv.txt
* Add working libcec package for L4T, and enable CEC support in packages.
* Fix pulseaudio-alsa routing
This fixes using other audio backends(Alsathread, Alsa, TinyAlsa) in retroarch via dock or bluetooth.
* Downgrade GCC in L4T builds
This fixes issues revolving around undefined symbol: __aarch64_ldadd4_acq_rel issue with gcc 10
* Fix updater for switch builds
Only tested working with tar archives.
* Edit retroarch default settings for the switch.
* Fix pulseaudio changing sink volume issues.
