chore(deps): update python:3.13.4-slim-bullseye docker digest to ec7d08e (#6894)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| python | stage | digest | `faae1a8` -> `ec7d08e` |

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dependencies.Dockerfile

@@ -1,4 +1,4 @@
 # This is a renovate-friendly source of Docker images.
-FROM python:3.13.4-slim-bullseye@sha256:faae1a83208627bab936928a66ab906a1fac302f915c4a99e42f1fc1608b9210 AS python
+FROM python:3.13.4-slim-bullseye@sha256:ec7d08e0f8ab4865a386f922cc20c61ec62a6172e3b0a4bb8b74ea3056070b97 AS python
 FROM otel/weaver:v0.15.2@sha256:b13acea09f721774daba36344861f689ac4bb8d6ecd94c4600b4d590c8fb34b9 AS weaver
 FROM avtodev/markdown-lint:v1@sha256:6aeedc2f49138ce7a1cd0adffc1b1c0321b841dc2102408967d9301c031949ee AS markdown