[release-1.11] Adding the variable KNATIVE_EVENTING_RELEASE_TLS to …

…install latest eventing TLS (#351)

* Adding the variable to install latest eventing tls

* Update library.sh

Co-authored-by: Pierangelo Di Pilato <pierangelodipilato@gmail.com>

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Co-authored-by: Leo Li <leoli@redhat.com>
Co-authored-by: Pierangelo Di Pilato <pierangelodipilato@gmail.com>

library.sh

@@ -1007,3 +1007,4 @@ readonly KNATIVE_SERVING_RELEASE_CRDS="$(get_latest_knative_yaml_source "serving
 readonly KNATIVE_SERVING_RELEASE_CORE="$(get_latest_knative_yaml_source "serving" "serving-core")"
 readonly KNATIVE_NET_ISTIO_RELEASE="$(get_latest_knative_yaml_source "net-istio" "net-istio")"
 readonly KNATIVE_EVENTING_RELEASE="$(get_latest_knative_yaml_source "eventing" "eventing")"
+readonly KNATIVE_EVENTING_RELEASE_TLS="$(get_latest_knative_yaml_source "eventing" "eventing-tls-networking")"