chore(deps): Update python Docker tag to v3.14 (#811)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Mark Chmarny <mchmarny@users.noreply.github.com>

Author: github-actions[bot]

validators/performance/aiperf-bench.Dockerfile

@@ -20,7 +20,7 @@
 # to roll forward. Consumers pin to a specific aiperf-bench:<semver> tag or
 # let :latest track the CLI version via catalog.Load rewriting.
 
-FROM python:3.13-slim
+FROM python:3.14-slim
 
 ARG AIPERF_VERSION=0.7.0