Remove oid duplicates in report

files/scan.py

@@ -150,9 +150,9 @@ with open(summary_filename, "w") as f:
 with open(oids_filename, "w") as f:
     if len(accepted_oids) > 0:
         f.write("ACCEPTED OIDs\n")
-        f.writelines([msg + "\n" for msg in accepted_oids])
+        f.writelines([msg + "\n" for msg in set(accepted_oids)])
         f.write("\n")
     
     if len(new_oids) > 0:
         f.write("NEW OIDs\n")
-        f.writelines([msg + "\n" for msg in new_oids])
+        f.writelines([msg + "\n" for msg in set(new_oids)])