Bump python from 3.12.7-slim to 3.13.3-slim in /infra#4950

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

dependabot/docker/infra/python-3.13.3-slimmozilla/bugbug:dependabot/docker/infra/python-3.13.3-slimCopy head branch name to clipboard