chore(deps): update dependency gke to v1.32.4 (#7408)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/test_dependencies.yaml

@@ -10,7 +10,7 @@ e2e:
     - 'v1.29.14'
   gke:
     # renovate: datasource=custom.gke-rapid depName=gke versioning=semver
-    - '1.32.3'
+    - '1.32.4'
 
   # For Istio, we define combinations of Kind and Istio versions that will be
   # used directly in the test matrix `include` section.