update to new pattern

Author: timkpaine

.bumpversion.cfg

@@ -1,5 +1,5 @@
 # Changes here will be overwritten by Copier
-_commit: '4871032'
+_commit: 7c534a1
 _src_path: https://github.com/python-project-templates/base.git
 add_extension: cpp
 email: 3105306+timkpaine@users.noreply.github.com