pwr_prof & strge: Move these back to device tree

Change-Id: Iaec8443c49e6d09a8421cfb31ca30d07b4050621
find7a: Remove legacy audio cruft

These boardconfigs are only supported on legacy audio HALs

Change-Id: I7a8dcb4e51dc916432966cce8d51359ef3dfa73d
Add ACDB firmware symlinking, tell acdbloader audio init is done

Change-Id: I199676f630baa2090d37a246a2762b0074ba1796