Fix env in runchecks

[JAttig]

fixes violating line L73
in run_all_checks() to fix #251

side fix in .renv-lock related to #230

---

By implementing a run_env argument, a wrapper function like this becomes possible:

run_all_sdtmvchecks_onlist <- function(.list, metads = NULL, ...){
  run_env <- new.env()
  list2env( .list, envir = run_env)
  myreport = do.call( 
    sdtmchecks_run_all_checks,
    args = append( list(metads=metads), set_options),
    envir = run_env
  )
}

see run_all_sdtmvchecks_onlist() for details (Roche internal only)