Add errors to Network/Client interface

Setting properties in this interface could fail to due to invalid
arguments, or internal errors.

Change-Id: Id734f47e68495b42440dfdb0246b83e95045a037
Signed-off-by: Deepak Kodihalli <dkodihal@in.ibm.com>
diff --git a/xyz/openbmc_project/Network/Client.interface.yaml b/xyz/openbmc_project/Network/Client.interface.yaml
index ce8bc8b..8c8eaeb 100644
--- a/xyz/openbmc_project/Network/Client.interface.yaml
+++ b/xyz/openbmc_project/Network/Client.interface.yaml
@@ -8,7 +8,12 @@
       type: string
       description: >
           The value of this property can be IP/hostname of the network endpoint.
+      errors:
+        - xyz.openbmc_project.Common.Error.InvalidArgument
+        - xyz.openbmc_project.Common.Error.InternalFailure
     - name: Port
       type: uint16
       description: >
           The value of this property is the network port number.
+      errors:
+        - xyz.openbmc_project.Common.Error.InternalFailure