sig-network: add kpng repo

Author: nikhita

sig-network/README.md

@@ -74,6 +74,9 @@ The following [subprojects][subproject-definition] are owned by sig-network:
 ### iptables-wrappers
 - **Owners:**
   - [kubernetes-sigs/iptables-wrappers](https://github.com/kubernetes-sigs/iptables-wrappers/blob/master/OWNERS)
+### kpng
+- **Owners:**
+  - [kubernetes-sigs/kpng](https://github.com/kubernetes-sigs/kpng/blob/master/OWNERS)
 ### kube-dns
 - **Owners:**
   - [kubernetes/dns](https://github.com/kubernetes/dns/blob/master/OWNERS)

sigs.yaml

@@ -1716,6 +1716,9 @@ sigs:
   - name: iptables-wrappers
     owners:
     - https://raw.githubusercontent.com/kubernetes-sigs/iptables-wrappers/master/OWNERS
+  - name: kpng
+    owners:
+    - https://raw.githubusercontent.com/kubernetes-sigs/kpng/master/OWNERS
   - name: kube-dns
     owners:
     - https://raw.githubusercontent.com/kubernetes/dns/master/OWNERS