fix(xo-server): fix _editVm memory limits - #10285

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/cache@v4, actions/checkout@v4, actions/setup-node@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

Possible race condition: `offsetStart` might be reassigned based on an outdated value of `offsetStart`

Possible race condition: `offsetEnd` might be reassigned based on an outdated value of `offsetEnd`

Possible race condition: `offsetStart` might be reassigned based on an outdated value of `offsetStart`

Possible race condition: `destRepository` might be reassigned based on an outdated value of `destRepository`

Possible race condition: `sourceRepository` might be reassigned based on an outdated value of `sourceRepository`

Possible race condition: `handler` might be reassigned based on an outdated value of `handler`

Possible race condition: `canChainToTargetVm` might be reassigned based on an outdated value of `canChainToTargetVm`

Possible race condition: `logged` might be reassigned based on an outdated value of `logged`

Possible race condition: `logged` might be reassigned based on an outdated value of `logged`