Network/VLAN: Remove InterfaceName

Having the interface name is redundant with EthernetInterface and
nothing currently relies on this version of the value.

Change-Id: I53e700dae937059c2fd415bf7d546a8c887b68d4
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/yaml/xyz/openbmc_project/Network/VLAN.interface.yaml b/yaml/xyz/openbmc_project/Network/VLAN.interface.yaml
index e04c36c..acf4664 100644
--- a/yaml/xyz/openbmc_project/Network/VLAN.interface.yaml
+++ b/yaml/xyz/openbmc_project/Network/VLAN.interface.yaml
@@ -5,12 +5,6 @@
 # creatable: true
 
 properties:
-    - name: InterfaceName
-      type: string
-      flags:
-          - const
-      description: >
-          Name of the interface.
     - name: Id
       type: uint32
       flags: