crypto: qat - remove unused macros in arbiter module

Remove the unused macros ADF_ARB_WTR_SIZE, ADF_ARB_WTR_OFFSET
and ADF_ARB_RO_EN_OFFSET.
These macros were left in commit 34074205 ("crypto: qat - remove
redundant arbiter configuration") that removed the logic that used those
defines.
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Reviewed-by: Fiona Trahe <fiona.trahe@intel.com>
Reviewed-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/qat/qat_common/adf_hw_arbiter.c

@@ -6,11 +6,8 @@
 
 #define ADF_ARB_NUM 4
 #define ADF_ARB_REG_SIZE 0x4
-#define ADF_ARB_WTR_SIZE 0x20
 #define ADF_ARB_OFFSET 0x30000
 #define ADF_ARB_REG_SLOT 0x1000
-#define ADF_ARB_WTR_OFFSET 0x010
-#define ADF_ARB_RO_EN_OFFSET 0x090
 #define ADF_ARB_WRK_2_SER_MAP_OFFSET 0x180
 #define ADF_ARB_RINGSRVARBEN_OFFSET 0x19C