logcat: fix print of logcat -g

The units should be byte instead of bit and multiplier are kibibyte
mebibyte gibibyte respectively.

Bug: 114062206
Test: Build and logcat -g
Test: ./logcat-unit-tests
Change-Id: I995faa9a340bb63f48d117a1b8590e5d74ac1bba
2 files changed
tree: f9af6c212bbc63f6afdfe59951b28c52325ecf73
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/