fixup! Allow custom template in _normalization.best_effor_version

Author: abravalheri

setuptools/_normalization.py

@@ -84,6 +84,8 @@ def best_effort_version(
     '42.dev0+sanitized.1'
     >>> best_effort_version("v78.1.0-2-g3a3144f0d")
     '78.1.0.dev0+sanitized.2.g3a3144f0d'
+    >>> best_effort_version("v80.9.0-18-gdf932b02e-dirty", "{safe}.dev+{sanitized}")
+    '80.9.0.dev0+18.gdf932b02e.dirty'
     """
     try:
         return safe_version(version)