conf: [fix] option instruction_blocklist_append was not applied

src/config.py

@@ -309,6 +309,9 @@ class Conf:
                 self.update_handled_faults_with_generator_faults(value)
                 self.safe_set(var, value)
                 continue
+            if var == "instruction_blocklist_append":
+                self.instruction_blocklist.extend(value)
+                continue
             if var == "actors":
                 self.set_actor_properties(value)
                 continue