Update net-istio nightly (#12696)
Update net-istio nightly (#12696)

bumping knative.dev/net-istio edc2d2a...9059bcc:
  > 9059bcc Update actions (# 880)
  > c11953f Update community files (# 885)
  > 07eb23a upgrade to latest dependencies (# 879)

Signed-off-by: Knative Automation <f415700d4d0ce1c81810fe7553e3eea2bed16231@knative.team>
knative/serving,knative/serving