[build] Replace '$zx' with '//zircon'

Also replace '//zircon/public/lib/{bitmap,fbl,zircon-internal}'
with the corresponding '//zircon/system/ulib/' target, since the
former are simple redirection groups that were used during build
unification.

Bug: 61979
Change-Id: I9b7001dafdbae1d6fa64aa58d8b48b2976d09977
1 file changed
tree: 21a47891ccf5f272d5fd0801861ae0d7df5c568d
  1. include/
  2. source/
  3. BUILD.gn
  4. changes.txt
  5. LICENSE
  6. OWNERS
  7. README.fuchsia