staging: rtl8712: Removed unnecessary blank lines

Following lines were fixed as dictated by running checkpatch

CHECK: Please don't use multiple blank lines
65: FILE: drivers/staging/rtl8712/xmit_linux.c:65:
+

CHECK: Blank lines aren't necessary after an open brace '{'
39: FILE: drivers/staging/rtl8712/usb_intf.c:39:
+static const struct usb_device_id rtl871x_usb_id_tbl[] = {

CHECK: Blank lines aren't necessary after an open brace '{'
849: FILE: drivers/staging/rtl8712/rtl871x_xmit.c:849:
+{

CHECK: Please don't use multiple blank lines
260: FILE: drivers/staging/rtl8712/rtl871x_sta_mgt.c:260:
+

Signed-off-by: Hriday Hegde <hridayhegde1999@gmail.com>
Link: https://lore.kernel.org/r/20210521153924.22843-1-hridayhegde1999@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>