Prep for release-0.10

Deprecated via https://github.com/coredns/coredns/pull/4781

Drop deprecated metric to fix failing test.

Dropped via https://github.com/kubernetes/kubernetes/pull/103793

Signed-off-by: Arunprasad Rajkumar <arajkuma@redhat.com>

This commit removes existing `thanosSelector` and exposes a single config variable `mixin._config.thanos` to customize thanos sidecar mixins. It follows same structure as https://github.com/thanos-io/thanos/blob/d2d74dac9878f633f1fb0e253bcc0b1cdea376d3/mixin/config.libsonnet



Signed-off-by: Arunprasad Rajkumar <arajkuma@redhat.com>

jsonnet: fix default empty groups for k8s PrometheusRule

This also renames files to be aligned with names used in jsonnet

Signed-off-by: paulfantom <pawel@krupa.net.pl>

[bot] [main] Automated version update

*: point to using server-side apply with kubectl as a solution to large CRDs

Signed-off-by: paulfantom <pawel@krupa.net.pl>