revert special handling of hist tutorials with retcode 255

Author: siliataider

test/wheels/test_tutorials.py

@@ -25,17 +25,6 @@
     "hist002_RHist_weighted.C",  # required RHist, not supported in ROOT wheels
 }
 
-IGNORE_RETURN_255 = {  # macros that return pointers (e.g. TCanvas*)
-    "hist004_TH1_labels.C",
-    "hist006_TH1_bar_charts.C",
-    "hist014_TH1_cumulative.C",
-    "hist036_TH2_labels.C",
-    "hist037_TH2Poly_boxes.C",
-    "hist060_TH1_stats.C",
-    "hist102_TH2_contour_list.C",
-}
-
-
 # ----------------------
 # Python tutorials tests
 # ----------------------
@@ -114,10 +103,6 @@ def test_cpp_tutorial(tutorial):
         )
         print("Test stderr:", result.stderr)
 
-        if result.returncode == 255 and tutorial.name in IGNORE_RETURN_255:
-            # tutorials that return 255 when returning a pointer (e.g. TCanvas*)
-            return
-
     except subprocess.TimeoutExpired:
         pytest.skip(f"Tutorial {tutorial} timed out")