Fix --same-loops handling so it doesn't accumulate --loops arguments in the

pyperf args.

Author: Yhg1s

pyperformance/run.py

@@ -159,7 +159,7 @@ def add_bench(dest_suite, obj):
             return dest_suite
 
         if name in loops:
-            pyperf_opts.append(f"--loops={loops[name]}")
+            pyperf_opts = [*pyperf_opts, f"--loops={loops[name]}"]
 
         bench_venv, bench_runid = benchmarks.get(bench)
         if bench_venv is None: