修改拼写错误

Signed-off-by: Nli-yan339 <liyan339@h-partners.com>

zh-cn/device-dev/driver/driver-peripherals-lcd-des.md

@@ -319,7 +319,7 @@ static struct PanelInfo g_panelInfo = {
     .vsw = VERTICAL_SYNC_WIDTH,         /* vertical sync width */
     .frameRate = FRAME_RATE,            /* frame rate */
     .intfType = MIPI_DSI,               /* panel interface type */
-    .intfSync = OUTPUT_USER,            /* output timming type */
+    .intfSync = OUTPUT_USER,            /* output timing type */
     /* mipi config info */
     .mipi = { DSI_2_LANES, DSI_VIDEO_MODE, VIDEO_BURST_MODE, FORMAT_RGB_24_BIT },
     /* backlight config info */