Expand the basic disk image from 20G -> 40G

It is meant for local usage so the disk should be "big enough".
7 jobs for configurable-disk-size in 3 minutes and 56 seconds (queued for 2 seconds)
Status Name Job ID Coverage
  Lint
passed shellcheck #14788

00:00:11

passed shfmt #14789

00:00:08

 
  Build
failed build #14929
fast-single-thread

00:00:06

passed build #14790
fast-single-thread

00:23:02

 
  Test
passed test-basic-qemu #14792
fast-single-thread

00:02:38

passed test-cloudimg-qemu #14793
fast-single-thread

00:03:37

passed test-vagrant-boxes-format #14791

00:00:39

 
Name Stage Failure
failed
build Build
Uploading artifacts for failed job
Uploading artifacts...
WARNING: metrics.txt: no matching files
ERROR: No files to upload
Uploading artifacts...
WARNING: build.env: no matching files
ERROR: No files to upload
Cleaning up file based variables
ERROR: Job failed: exit code 1