Update cgr.dev/chainguard/python:latest-dev Docker digest to f475abd (#18863)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| cgr.dev/chainguard/python | container | digest | `7f42e64` → `f475abd`
|

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.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@sha256:7f42e64e4e4a56c1290aa6cde94f94a295c6d67334805b82e49356102e8d6b63
+      image: cgr.dev/chainguard/python:latest-dev@sha256:f475abdba3927df9fe2b87ca886b6b2a112d0a1f196617bd85af07928df6d773
       options: --user root --entrypoint /bin/sh
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2