Fix for typo in pathlib rule example output (#570)

A copy-and-paste error where PY036 should be PY037 for the pathlib loose
permissions rule.

Signed-off-by: Eric Brown <eric.brown@securesauce.dev>

precli/rules/python/stdlib/pathlib_loose_file_perm.py

@@ -38,7 +38,7 @@
     ```
     > precli tests/unit/rules/python/stdlib/pathlib/examples/pathlib_chmod_o755_binop_stat.py
     ⚠️  Warning on line 8 in tests/unit/rules/python/stdlib/pathlib/examples/pathlib_chmod_o755_binop_stat.py
-    PY036: Incorrect Permission Assignment for Critical Resource
+    PY037: Incorrect Permission Assignment for Critical Resource
     Mode '0o755' grants excessive permissions, potentially allowing unauthorized access or modification.
     ```