[PATCH] Documentation: kbuild: fix the section title format

[Masahiro Yamada]

Make it consistent with the other sections.

Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
---

 Documentation/kbuild/makefiles.rst | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/kbuild/makefiles.rst b/Documentation/kbuild/makefiles.rst
index 04d5c01a2e99..b80257a03830 100644
--- a/Documentation/kbuild/makefiles.rst
+++ b/Documentation/kbuild/makefiles.rst
@@ -1241,7 +1241,8 @@ When kbuild executes, the following steps are followed (roughly):
 	will be displayed with "make KBUILD_VERBOSE=0".
 
 
---- 6.9 Preprocessing linker scripts
+6.9 Preprocessing linker scripts
+--------------------------------
 
 	When the vmlinux image is built, the linker script
 	arch/$(ARCH)/kernel/vmlinux.lds is used.
-- 
2.25.1