Ubuntu/noble: new_upstream_snapshot.py -c 24.2 for release

[blackboxsw]

Looking to enqueue a release of 24.2 for noble

procedure for this branch

new_upstream_snapshot.py -c 24.2
# manual debian=/changelog cleanup of any duplicated "snapshot based on upstream commit XXX" entries and refresh patches entries
# verify that we aren't missing any upstream/ubuntu/noble-24.1.x:debian/changelog entries
quilt push -a
tox -e py3
quilt pop -a
mkdir ../dl
cd ../dl/
wget https://launchpad.net/ubuntu/+archive/primary/+sourcefiles/cloud-init/24.2-0ubuntu1/cloud-init_24.2.orig.tar.gz
cd ../cloud-init
build-package
sbuild --dist=noble --arch=amd64 --arch-all ../out/cloud-init_24.2-0ubuntu1~24.04.1.dsc