Merge pull request kubernetes#131371 from BenTheElder/test-images-dedupe-go-version

test/images: read .go-version instead of duplicating

Author: k8s-ci-robot

build/dependencies.yaml

@@ -115,15 +115,14 @@ dependencies:
       match: 'GOLANG_VERSION := \d+.\d+(alpha|beta|rc)?\.?(\d+)?'
 
   # Golang
+  # TODO: this should really be eliminated and controlled by .go-version
   - name: "golang: upstream version"
     version: 1.24.2
     refPaths:
     - path: .go-version
     - path: build/build-image/cross/VERSION
     - path: staging/publishing/rules.yaml
       match: 'default-go-version\: \d+.\d+(alpha|beta|rc)?\.?(\d+)?'
-    - path: test/images/Makefile
-      match: GOLANG_VERSION=\d+.\d+(alpha|beta|rc)?\.?\d+
 
   # Golang pre-releases are denoted as `1.y<pre-release stage>`
   # Example: go1.16rc1

test/images/Makefile

@@ -12,11 +12,12 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+REPO_ROOT:=${CURDIR}/../..
 REGISTRY ?= registry.k8s.io/e2e-test-images
 GOARM ?= 7
 DOCKER_CERT_BASE_PATH ?=
 QEMUVERSION=v5.1.0-2
-GOLANG_VERSION=1.24.2
+GOLANG_VERSION=$(shell cat $(REPO_ROOT)/.go-version)
 export
 
 ifndef WHAT