init.rc: Simplify logic for starting adbd in recovery

Always start adbd if ro.debuggable=1 rather than basing it on user preference
in persistent system properties.

Use new D001 product ID, which I just allocated for "android recovery mode"

Change-Id: I6f1eac5257eaad2e538c0a8dd549ad89219efa3e
Signed-off-by: Mike Lockwood <lockwood@android.com>