Fix achitectures and 'camera' component extraction in 'dump badging'.

Logic is synchronised with 'aapt':
 * use 'android.media.*' intents for 'camera' component detection;
 * use only 'lib/' under root to parse supported archs.

Bug: b/243145989
Test: Dump_test.cpp
Change-Id: I90fbe802a97a4382e3021b344d0c5e9708563389