Add atrus user/group

Needed to run atrusctl via minijail, see CL:447945

BUG=b:35860692
TEST=None

Change-Id: I6a8172b16031aeed711b958f8098596d74460497
Signed-off-by: Emil Lundmark <emil@limesaudio.com>
Reviewed-on: https://chromium-review.googlesource.com/448044
Reviewed-by: Mike Frysinger <vapier@chromium.org>
diff --git a/profiles/base/accounts/group/atrus b/profiles/base/accounts/group/atrus
new file mode 100644
index 0000000..1ad73c7
--- /dev/null
+++ b/profiles/base/accounts/group/atrus
@@ -0,0 +1,3 @@
+group:atrus
+gid:286
+users:atrus
diff --git a/profiles/base/accounts/user/atrus b/profiles/base/accounts/user/atrus
new file mode 100644
index 0000000..e315e42
--- /dev/null
+++ b/profiles/base/accounts/user/atrus
@@ -0,0 +1,6 @@
+user:atrus
+uid:286
+gid:286
+gecos:Atrus daemon used by the atrusctl package
+home:/dev/null
+shell:/bin/false