Bump python from 3.12.7-slim to 3.13.1-slim in /infra#4667

dependabot[bot] wants to merge 1 commit intomastermozilla/bugbug:masterfrom

dependabot/docker/infra/python-3.13.1-slimmozilla/bugbug:dependabot/docker/infra/python-3.13.1-slimCopy head branch name to clipboard