staging: r8188eu: remove extra 'the'

Remove repeated 'the' in comment to be grammatically correct and
conform to Linux kernel coding style.

Found with checkpatch:
WARNING: Possible repeated word: 'the'
Signed-off-by: Rebecca Mckeever <remckee0@gmail.com>
Link: https://lore.kernel.org/r/e259a035b79c814f871b490aa277bf0dfe23fe11.1649233201.git.remckee0@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/core/rtw_cmd.c

@@ -519,7 +519,7 @@ u8 rtw_joinbss_cmd(struct adapter  *padapter, struct wlan_network *pnetwork)
 
 	psecnetwork->IELength = 0;
 	/*  Added by Albert 2009/02/18 */
-	/*  If the the driver wants to use the bssid to create the connection. */
+	/*  If the driver wants to use the bssid to create the connection. */
 	/*  If not,  we have to copy the connecting AP's MAC address to it so that */
 	/*  the driver just has the bssid information for PMKIDList searching. */