[cherry-pick] Bump kindest/node from v1.30.2 to v1.31.0 in /tests in …

…the docker-tests group (#6206)

Bump kindest/node from v1.30.2 to v1.31.0 in /tests in the docker-tests group (#6201)

Bump kindest/node in /tests in the docker-tests group

Bumps the docker-tests group in /tests with 1 update: kindest/node.


Updates `kindest/node` from v1.30.2 to v1.31.0

---
updated-dependencies:
- dependency-name: kindest/node
  dependency-type: direct:production
  dependency-group: docker-tests
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

tests/Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.5
 # this is here so we can grab the latest version of kind and have dependabot keep it up to date
-FROM kindest/node:v1.30.2@sha256:ecfe5841b9bee4fe9690f49c118c33629fa345e3350a0c67a5a34482a99d6bba
+FROM kindest/node:v1.31.0@sha256:53df588e04085fd41ae12de0c3fe4c72f7013bba32a20e7325357a1ac94ba865
 
 # this is here so we can grab the latest version of skopeo and have dependabot keep it up to date
 FROM quay.io/skopeo/stable:v1.15.2