fix(benchmark.yaml): Account for complexity benchmarks

.github/workflows/benchmark.yaml

@@ -181,6 +181,7 @@ jobs:
 
           # Add note slow backends
           slow_backends <- benchmarks |>
+            dplyr::filter(!endsWith(.data$benchmark_function, " - complexity")) |> # Exclude complexity benchmarks
             dplyr::distinct(.data$database, .data$n) |>
             dplyr::filter(.data$n < max(.data$n)) |>
             dplyr::pull("database")