chore(python): Update the python version in docs presubmit to use 3.10 (#773) * chore(python): Update the python version in docs presubmit to use 3.10 Source-Link: https://github.com/googleapis/synthtool/commit/de3def663b75d8b9ae1e5d548364c960ff13af8f Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-python:latest@sha256:a1c5112b81d645f5bbc4d4bbc99d7dcb5089a52216c0e3fb1203a0eeabadd7d5 * See https://github.com/googleapis/synthtool/pull/2047 --------- Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com> Co-authored-by: Anthonios Partheniou <[email protected]>