[bugfix] removed leftover sim_id parameter from vignettes

vignettes/ensemble_workflow_vignette.Rmd

@@ -14,7 +14,7 @@ knitr::opts_chunk$set(
   fig.align = "center",
   collapse = TRUE,
   comment = "#>",
-  message = FALSE,
+  message = FALSE
 )
 
 devtools::load_all(".")

vignettes/user_workflow_vignette.Rmd

@@ -53,7 +53,6 @@ Usually, you will only ever define `sim_name`, `sim_path`.
 
 ```{r}
 ogs6_obj <- OGS6$new(sim_name = "my_simulation",
-                     sim_id = 1,
                      sim_path = "my_sim_path")
 ```