Update fips-containers.istio.tetratelabs.com/istioctl Docker tag to v1.23.4

This MR contains the following updates:

Package	Type	Update	Change
fips-containers.istio.tetratelabs.com/istioctl		patch	1.23.3 -> 1.23.4
fips-containers.istio.tetratelabs.com/istioctl	ironbank-docker	patch	1.23.3-tetratefips-v0-distroless -> 1.23.4-tetratefips-v0-distroless
fips-containers.istio.tetratelabs.com/istioctl	stage	patch	1.23.3-tetratefips-v0-distroless -> 1.23.4-tetratefips-v0-distroless

---

Warning

Some dependencies could not be looked up. Check the warning logs for more information.

---

Configuration

Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

Automerge: Disabled by config. Please merge this manually once you are satisfied.

Rebasing: Whenever MR becomes conflicted, or you tick the rebase/retry checkbox.

Ignore: Close this MR and you won't be reminded about these updates again.

---

• If you want to rebase/retry this MR, check this box

---

This MR has been generated by Renovate Bot.

Dockerfile

@@ -3,7 +3,7 @@ ARG BASE_IMAGE=ironbank/google/distroless/base
 ARG BASE_TAG=nonroot
 ARG REGISTRY=fips-containers.istio.tetratelabs.com
 ARG IMAGE=istioctl
-ARG TAG=1.23.3-tetratefips-v0-distroless
+ARG TAG=1.23.4-tetratefips-v0-distroless
 
 FROM ${REGISTRY}/${IMAGE}:${TAG} AS base