staging: rtlwifi: Remove empty comment

Remove a comment that does not contain any text.
Signed-off-by: Maya Nakamura <m.maya.nakamura@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtlwifi/phydm/phydm_adc_sampling.c

@@ -554,7 +554,6 @@ void phydm_lamode_trigger_setting(void *dm_void, char input[][16], u32 *_used,
 			PHYDM_SNPRINTF(output + used,
 				       out_len - used,
 				       "{En} {0:BB,1:BB_MAC,2:RF0,3:RF1,4:MAC}\n {BB:dbg_port[bit],BB_MAC:0-ok/1-fail/2-cca,MAC:ref} {DMA type} {TrigTime}\n {polling_time/ref_mask} {dbg_port} {0:P_Edge, 1:N_Edge} {SpRate:0-80M,1-40M,2-20M} {Capture num}\n");
-			/**/
 		} else if (is_enable_la_mode) {
 			PHYDM_SSCANF(input[2], DCMD_DECIMAL, &var1[1]);