ota_from_target_files: Don't update recovery image
ota_from_target_files: Comment a few more recovery related
lines

We don't want recovery in our flashable zip

Change-Id: I277dd2f42abde2d3ac43302eb5b51630f8b34171
Signed-off-by: Evan Anderson <evan1124@gmail.com>

Conflicts:
	tools/releasetools/ota_from_target_files