chore: ensure we are upgrading to the latest version of image to avoid vulnerabilities

[gcf-owl-bot[bot]]

trafficstars

Source-Link: https://github.com/googleapis/synthtool/commit/e082ba7238c3b3fce47bef3b49686def66fe5a08 Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-nodejs:latest@sha256:54d3915b7c06c51f4339072d9ae9ddec43fe3197d5dd45122ca6ab7a02168765

[feywind]

This is potentially part of the Node 18+ work (or depends on it).