tree 1a1b9e0cb186e8820fff4e29d578da5bea2c75bf
parent 0f2b1414d0dda4534008fc5eb0e939d99287c0eb
author Tom Joseph <tomjoseph@in.ibm.com> 1594376178 +0530
committer Tom Joseph <tomjoseph@in.ibm.com> 1594376178 +0530

Remove adding an empty interface

```
terminate called after throwing an instance of 'sdbusplus::exception::SdBusError'
what():  sd_bus_add_object_vtable: org.freedesktop.DBus.Error.InvalidArgs:
Invalid argument
```
phosphor-srvcfg-manager is throwing the above exception and coredumping.
Adding an empty interface will throw an exception after the below change in
sdbusplus.

https://github.com/openbmc/sdbusplus/commit/017a19da5f67a74daedf4d63111569902d4764e6
https://github.com/openbmc/sdbusplus/commit/fb0366b5c15d196c62498b8c3c35c5231c372262

Tested:

1) Patched witherspoon-tacoma and phosphor-srvcfg-manager did not coredump.
2) ObjectManager interface is implemented by /xyz/openbmc_project/control/service.
3) Disabled and enabled net-ipmi successfully.

Signed-off-by: Tom Joseph <tomjoseph@in.ibm.com>
Change-Id: I5e66f0244c07345b5caea5f94578bf0592b4a91a