Add actions to crd schemata and perform them on setup and teardown

theodolite/crd/crd-benchmark.yaml

theodolite/examples/operator/example-benchmark.yaml

theodolite/src/main/kotlin/theodolite/benchmark/Action.kt

...c/main/kotlin/theodolite/benchmark/KubernetesBenchmark.kt

...lin/theodolite/benchmark/KubernetesBenchmarkDeployment.kt

theodolite/src/main/kotlin/theodolite/benchmark/Resources.kt

...lin/theodolite/execution/operator/TheodoliteController.kt