Update cgr.dev/chainguard/python:latest-dev Docker digest to e6b4a77

Author: renovate[bot]

.github/workflows/test-system.yml

@@ -321,7 +321,7 @@ jobs:
     name: "python on chainguard-dev"
     runs-on: ubuntu-latest
     container:
-      image: cgr.dev/chainguard/python:latest-dev@sha256:197dc1b7c30dc150d8f8e7c4f9d314674ea41a95602f97fd4a4cd84d7fa7f480
+      image: cgr.dev/chainguard/python:latest-dev@sha256:e6b4a7790b9f0077bbd034d072bff0ee1336b7bfd96f0738e601ad3ff98ea1a7
       options: --user root --entrypoint /bin/sh
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2