Update comment to match implementation
Update comment to match implementation

Update the example given in the comment for specifying the resource
using a dictionary to match the implementation.

Change-Id: I94893240934456f95015314c68ef0fbace02773c

meganjbaker/oslo.log,zzicewind/oslo.log,akash1808/oslo.log,varunarya10/oslo.log,magic0704/oslo.log,JioCloud/oslo.log,openstack/oslo.log