Add component-tag and audio-description support

Add component-tag for video/audio/subtitle.
Add audio-description for the path of determining audio description under specific conditions.

Test:
org.hbbtv_HTML50400/org.hbbtv_HTML50700/org.hbbtv_HTML50800 pass
org.hbbtv_HTML50450/org.hbbtv_HTML50410 pass
org.hbbtv_HTML50420/org.hbbtv_HTML50430 pass

Bug: 244148049
Bug: 244143515
Change-Id: I0d40e60eddd5a06924e4f0520419610aa5c3ca33