bump GKE to 1.33.5 (#7746)

Author: randmonkey

.github/test_dependencies.yaml

@@ -12,7 +12,7 @@ e2e:
     - 'v1.29.14'
   gke:
     # renovate: datasource=custom.gke-rapid depName=gke versioning=semver
-    - '1.33.4'
+    - '1.33.5'
 
   # For Istio, we define combinations of Kind and Istio versions that will be
   # used directly in the test matrix `include` section.