Make software codecs as VNDK

Software codecs and their dependencies are marked as VNDK (or just
vendor_available:true for static/header libs).

Bug: 37343418
Test: build the software codecs with BOARD_VNDK_VERSION=current
Change-Id: Ifadf1931df0125aace52354996f7f36fd0147bb4
1 file changed
tree: c0af18b23bcac3fcf8e0ba986dda60bc1ebdc7cc
  1. common/
  2. decoder/
  3. test/
  4. Android.bp
  5. MODULE_LICENSE_APACHE2
  6. NOTICE
  7. OWNERS