Update to branch-25.04 (#7)

Minor tweak to update from `branch-25.02` to `branch-25.04`.

Author: rjzamora

.github/workflows/cron.yaml

@@ -1,4 +1,4 @@
-# Based off https://github.com/rapidsai/cudf/blob/branch-25.02/.github/workflows/pandas-tests.yaml
+# Based off https://github.com/rapidsai/cudf/blob/branch-25.04/.github/workflows/pandas-tests.yaml
 name: Test dask-upstream
 
 on:
@@ -28,7 +28,7 @@ jobs:
     needs: setup
     # run the Dask and Distributed unit tests
     secrets: inherit
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@branch-25.02
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@branch-25.04
     with:
       # This selects "ARCH=amd64 + the latest supported Python + CUDA".
       matrix_filter: map(select(.ARCH == "amd64")) | group_by(.CUDA_VER|split(".")|map(tonumber)|.[0]) | map(max_by([(.PY_VER|split(".")|map(tonumber)), (.CUDA_VER|split(".")|map(tonumber))]))