maint: add lib/parse-datetime-gen.h to .gitignore

* .gitignore: update to ignore new file
generated by the latest gnulib update.

diff --git a/.gitignore b/.gitignore
index 318c02617ef3d0ea3d70004899554f3bc1e48314..e1abcdfb7702b0528f2eaa41ed9899ceb18981d7 100644 (file)
--- a/.gitignore
+++ b/.gitignore
@@ -79,6 +79,7 @@
 /lib/netdb.h
 /lib/netinet/in.h
 /lib/parse-datetime.c
+/lib/parse-datetime-gen.h
 /lib/printf.c
 /lib/pthread.h
 /lib/ref-add.sed