[tivo] Update tivo binding for OH3 (#9302)

* Baseline original code from AndyXMB
* Initial updates for OH3
* fix null warnings and add sub-channel handling

Signed-off-by: Michael Lobstein <michael.lobstein@gmail.com>

CODEOWNERS

@@ -255,6 +255,7 @@
 /bundles/org.openhab.binding.tellstick/ @jarlebh
 /bundles/org.openhab.binding.tesla/ @kgoderis
 /bundles/org.openhab.binding.tibber/ @kjoglum
+/bundles/org.openhab.binding.tivo/ @mlobstein
 /bundles/org.openhab.binding.touchwand/ @roieg
 /bundles/org.openhab.binding.tplinksmarthome/ @Hilbrand
 /bundles/org.openhab.binding.tr064/ @J-N-K