Revert "Introduce a new sdk_sandbox domain"

This reverts commit 304962477a0c7de51a21368a87fe1cf94ce8cbab.

Reason for revert: b/279565840

Change-Id: I6fc3a102994157ea3da751364f80730f4d0e87f0
diff --git a/private/net.te b/private/net.te
index 4adf84c..07e4271 100644
--- a/private/net.te
+++ b/private/net.te
@@ -1,7 +1,7 @@
 # Bind to ports.
-allow {netdomain -ephemeral_app -sdk_sandbox_all} node_type:{ icmp_socket rawip_socket tcp_socket udp_socket } node_bind;
-allow {netdomain -ephemeral_app -sdk_sandbox_all} port_type:udp_socket name_bind;
-allow {netdomain -ephemeral_app -sdk_sandbox_all} port_type:tcp_socket name_bind;
+allow {netdomain -ephemeral_app -sdk_sandbox} node_type:{ icmp_socket rawip_socket tcp_socket udp_socket } node_bind;
+allow {netdomain -ephemeral_app -sdk_sandbox} port_type:udp_socket name_bind;
+allow {netdomain -ephemeral_app -sdk_sandbox} port_type:tcp_socket name_bind;
 
 # b/141455849 gate RTM_GETLINK with a new permission nlmsg_readpriv and block access from
 # untrusted_apps.
@@ -13,7 +13,7 @@
   -ephemeral_app
   -mediaprovider
   -priv_app
-  -sdk_sandbox_all
+  -sdk_sandbox
   -untrusted_app_all
 } self:netlink_route_socket { bind nlmsg_readpriv nlmsg_getneigh };