thunderbolt: Fix typo in enum tb_link_width kernel-doc

Typo trasmitters -> transmitters.
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Gil Fine <gil.fine@linux.intel.com>

include/linux/thunderbolt.h

@@ -175,7 +175,7 @@ void tb_unregister_property_dir(const char *key, struct tb_property_dir *dir);
  * enum tb_link_width - Thunderbolt/USB4 link width
  * @TB_LINK_WIDTH_SINGLE: Single lane link
  * @TB_LINK_WIDTH_DUAL: Dual lane symmetric link
- * @TB_LINK_WIDTH_ASYM_TX: Dual lane asymmetric Gen 4 link with 3 trasmitters
+ * @TB_LINK_WIDTH_ASYM_TX: Dual lane asymmetric Gen 4 link with 3 transmitters
  * @TB_LINK_WIDTH_ASYM_RX: Dual lane asymmetric Gen 4 link with 3 receivers
  */
 enum tb_link_width {