staging: r8188eu: replace confusing macros

The macro GET_TX_REPORT_TYPE1_RERTY_0 and similar macros are not
obvious on what they are doing. Replace them with clearer codes.

Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Nam Cao <namcaov@gmail.com>
Link: https://lore.kernel.org/r/e697e47aad21362f68d148d2351e6d49f4fa9eaf.1655220367.git.namcaov@gmail.com


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