Add systemd service file for tizen platform based on 4.0 version

Add systemd service file for tizen platform based on 4.0 version

a commit of tizen_4.0 branch is applied.
 : 7f7ce82aa5631db285d1f771993fb350f5546db1 - seungbae.shin@samsung.com - Add explict dependancy on systemd-tmpfiles-setup service

below are diff. comparing to tizen_4.0 branch
 : unused pulseaudio.socket file is removed in /usr/lib/systemd/system/ directory
 : do not copy service file to /usr/lib/systemd/user/ directory

[Version] 11.1-2
[Issue Type] Service file

Change-Id: Ie45de0bea0e9616f9d12b052ad329dfa63a0bb3b
Signed-off-by: Sangchul Lee <sc11.lee@samsung.com>