userdiff: add a builtin pattern for dts files

diff --git a/t/t4018-diff-funcname.sh b/t/t4018-diff-funcname.sh
index 9261d6d3a0000e9891e1af58265349522ca40b84..6f5ef0035e92998eb74b14081aa021247abf67d8 100755 (executable)
--- a/t/t4018-diff-funcname.sh
+++ b/t/t4018-diff-funcname.sh
@@ -31,6 +31,7 @@ diffpatterns="
        cpp
        csharp
        css
+       dts
        fortran
        fountain
        golang