* RBAC: Add benchmarks to search all users given a specific permission
* Add missing time
* Inline benchmarks
* Make bench setup memory efficient
* fix user id
* comment
* Ran 10K_10k and got a better time this time
* change comment to pass linting
* change comment to pass linting
* Update pkg/services/accesscontrol/acimpl/service_bench_test.go
Co-authored-by: Ieva <ieva.vasiljeva@grafana.com>