drm/mipi-dbi: Switch to new kerneldoc syntax for named variable macro argument

The syntax without dots is available since commit 43756e34
("scripts/kernel-doc: Add support for named variable macro arguments").

The same HTML output is produced with and without this patch.
Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210101211818.1023919-1-j.neuschaefer@gmx.net

include/drm/drm_mipi_dbi.h

@@ -172,7 +172,7 @@ int mipi_dbi_buf_copy(void *dst, struct drm_framebuffer *fb,
  * mipi_dbi_command - MIPI DCS command with optional parameter(s)
  * @dbi: MIPI DBI structure
  * @cmd: Command
- * @seq...: Optional parameter(s)
+ * @seq: Optional parameter(s)
  *
  * Send MIPI DCS command to the controller. Use mipi_dbi_command_read() for
  * get/read.