maint: Exclude ".dir-locals.el" from copyright updates

* maintainer/maint.mk (files_without_copyright): Add ".dir-locals.el".

diff --git a/maintainer/maint.mk b/maintainer/maint.mk
index 51907193c3af33dc56e15602d2f31f07cfcc04cc..e384d98ce1da49ca00cfd85a99d613ce2f4c03c3 100644 (file)
--- a/maintainer/maint.mk
+++ b/maintainer/maint.mk
@@ -458,6 +458,7 @@ update_copyright_env = \
 # not expected to have a copyright notice.
 files_without_copyright = \
   .autom4te.cfg \
+  .dir-locals.el \
   .git-log-fix \
   .gitattributes \
   .gitignore \