Move to Fedora Linux 39

Bump releasever in manifest.yam,bump the version in dockerfile and tests,  sync the lockfiles for all arches from next-devel for Fedora 39 release.

ci/buildroot/Dockerfile

@@ -5,6 +5,6 @@
 #
 # This image is used by CoreOS CI to build software like
 # Ignition, rpm-ostree, ostree, coreos-installer, etc...
-FROM quay.io/fedora/fedora:38
+FROM quay.io/fedora/fedora:39
 COPY . /src
 RUN ./src/install-buildroot.sh && yum clean all && rm /src -rf

image.yaml

@@ -2,9 +2,3 @@
 # similarly to manifest.yaml. Unlike image-base.yaml, which is shared by all
 # streams.
 include: image-base.yaml
-
-# see https://github.com/coreos/coreos-assembler/pull/3607
-# Defaults for AWS
-aws-imdsv2-only: false
-aws-volume-type: "gp2"
-aws-x86-boot-mode: "legacy-bios"