dlx: add hex'd libqc-opt.so

Change-Id: Ifb399cde6dc07c3288d7542cf700415e22c57d12
dlx: update widevine blobs from occam-lrx21t-factory-51cee750

Change-Id: Iaeb490dc8e2e95c8087e6a3a0ece730ad0b4d221