ci: set skopeo runner to be prod-skopeo-v1 (#8102)

Signed-off-by: rrubin <rrubin@nvidia.com>

.github/workflows/build-test-distribute-flavor.yml

@@ -426,7 +426,7 @@ jobs:
       needs.build.result == 'success' &&
       (needs.test.result == 'success' || needs.test.result == 'skipped')
     name: copy-to-acr ${{ inputs.cpu_only && 'cpu' || format('cuda{0}', inputs.cuda_version) }}
-    runs-on: prod-default-small-v2
+    runs-on: prod-skopeo-v1
     outputs:
       target_tag_plain: ${{ needs.build.outputs.target_tag_plain }}
     steps:

.github/workflows/shared-copy.yml

@@ -43,7 +43,7 @@ jobs:
       matrix:
         cuda_version: ${{ fromJson(inputs.cuda_version) }}
     name: Copy to ACR cuda${{ matrix.cuda_version }}${{ inputs.override_arch != '' && format(', {0}', inputs.override_arch) || '' }}
-    runs-on: prod-default-small-v2
+    runs-on: prod-skopeo-v1
     steps:
       - name: Checkout repository
         uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955  # v4.3.0