Bump serving manifests and images to 1.4.0

[skonto]

Proposed Changes

• The usual.
• net-istio, kourier patches will be removed after Remove istio, kourier patches #1642 is rebased.

[skonto]

/retest

[skonto]

@nak3 TestResourceQuotaError failure seems quite deterministic. Is this a timeout issue, seen this before?

    stream.go:254: W 16:02:54.296 controller-864cbbfd65-5pd6z [knative.dev.serving.pkg.reconciler.route.Reconciler] [rq-test/resource-quota-error-caytunxw] Failed to update k8s service err=failed to fetch loadbalancer domain/IP from ingress status

Nevermind I guess quota is not applied at the S-O side, new in 1.4. Will fix.

[skonto]

/retest

[skonto]

Unable to connect to the server: dial tcp: lookup api.ci-ocp-4-10-amd64-aws-us-west-1-547bk.hive.aws.ci.openshift.org on 172.30.0.10:53: no such host
18:47:00.605 ERROR:   🚨 Error (code: 1) occurred at ./hack/lib/mesh.bash:42, with command: oc wait --for=condition=Established crd 

[skonto]

/retest

[nak3]

/lgtm

[openshift-ci]

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