Merge pull request #8423 from BenTheElder/sig-k8s-infra-email

add missing sig-k8s-infra email

Author: k8s-ci-robot

sigs.yaml

@@ -2054,6 +2054,7 @@ sigs:
     - github: upodroid
       name: Mahamed Ali
       company: Cisco
+      email: [email protected]
     - github: xmudrii
       name: Marko Mudrinić
       company: Kubermatic