build(deps): bump library/python in /images/techdocs/context

Bumps library/python from 3.12.7-bookworm to 3.13.2-bookworm.

---
updated-dependencies:
- dependency-name: library/python
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

images/techdocs/context/Dockerfile

@@ -2,7 +2,7 @@ FROM docker.io/library/node:23.7.0-bookworm@sha256:73236efc6d24b792e476251b7bc7b
 FROM jdkato/vale:v3.4.2@sha256:da6a0901858421b282aa8d935e72831c84cebf716ae4e276658e9e5d382fad20 AS vale
 FROM plantuml/plantuml:1.2025.0@sha256:955da709a6f06a5263e36ce455bbc3be39403e733a2dc0da144b54ed04d35881 AS plantuml
 FROM mikefarah/yq:4.45.1@sha256:2c100efaca06e95ffe452cfe9bfc0048b493f0f3a072d5fe06f828c638d9462b AS yq
-FROM docker.io/library/python:3.12.7-bookworm@sha256:db1afbfdc089b792bed227d70e1b1607c16bacb391f1257b7af1f0e6b2384480 AS base
+FROM docker.io/library/python:3.13.2-bookworm@sha256:2e9b5da7a9c053568b33a47e3dc99798b4b9cc7b763be4e35f452262bd57703a AS base
 
 SHELL ["/bin/bash", "-o", "pipefail", "-c"]