liblog: fix build again

log_read.c has to be in the target sources on all platforms, but
never needs to be in the host sources.

(cherry picked from commit 8600c62d7628ef4602ae362d74e54df982f458d1)

Change-Id: Ie0829f3f1daf16d151c401653dbef603b1c2f59d
1 file changed
tree: 1a4d1a8328e12c1ce61d294bc3afd315e4cb42c7
  1. liblog/
  2. logcat/
  3. logwrapper/