doc: fix typo device_compat/.h

%s/device_compat\/.h/device_compat.h/

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/doc/develop/codingstyle.rst b/doc/develop/codingstyle.rst
index 3d05a6b..b25bfbd 100644
--- a/doc/develop/codingstyle.rst
+++ b/doc/develop/codingstyle.rst
@@ -120,7 +120,7 @@
    #include <others.h>
    #include <asm/...>
    #include <arm/arch/...>
-   #include <dm/device_compat/.h>
+   #include <dm/device_compat.h>
    #include <linux/...>
    #include "local.h"