Network/IP: Fix error class names

Change-Id: I03cc41d0b7a6c420ae42280f8f77aaafc2db23ea
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/yaml/xyz/openbmc_project/Network/IP.interface.yaml b/yaml/xyz/openbmc_project/Network/IP.interface.yaml
index 8490873..8a64533 100644
--- a/yaml/xyz/openbmc_project/Network/IP.interface.yaml
+++ b/yaml/xyz/openbmc_project/Network/IP.interface.yaml
@@ -11,35 +11,35 @@
           The value of this property shall be an IP address assigned to
           the ethernet interface.
       errors:
-          - xyz::openbmc_project.Common.Error.NotAllowed
+          - xyz.openbmc_project.Common.Error.NotAllowed
 
     - name: PrefixLength
       type: byte
       description: >
           This is the number of network bits in the ipaddress.
       errors:
-          - xyz::openbmc_project.Common.Error.NotAllowed
+          - xyz.openbmc_project.Common.Error.NotAllowed
 
     - name: Origin
       type: enum[self.AddressOrigin]
       description: >
           This indicates how the address was determined.
       errors:
-          - xyz::openbmc_project.Common.Error.NotAllowed
+          - xyz.openbmc_project.Common.Error.NotAllowed
 
     - name: Gateway
       type: string
       description: >
           This is the IP gateway for this address.
       errors:
-          - xyz::openbmc_project.Common.Error.NotAllowed
+          - xyz.openbmc_project.Common.Error.NotAllowed
 
     - name: Type
       type: enum[self.Protocol]
       description: >
           IP protocol type which can be IPv4 or IPv6 etc.
       errors:
-          - xyz::openbmc_project.Common.Error.NotAllowed
+          - xyz.openbmc_project.Common.Error.NotAllowed
 
 enumerations:
     - name: Protocol