Move load generator resources to dedicated folder

theodolite-benchmarks/definitions/install-configmaps.sh

...ad-generator/resources/uc1-load-generator-deployment.yaml

...-load-generator/resources/uc1-load-generator-service.yaml

...ad-generator/resources/uc2-load-generator-deployment.yaml

...-load-generator/resources/uc2-load-generator-service.yaml

...ad-generator/resources/uc3-load-generator-deployment.yaml

...-load-generator/resources/uc3-load-generator-service.yaml

...ad-generator/resources/uc4-load-generator-deployment.yaml

...-load-generator/resources/uc4-load-generator-service.yaml