cryptodev: remove useless alignment

rte_crypto_op and rte_crypto_sym_op structures
were marked as cache aligned.
However, since these structures are always initialized
in a mempool, this alignment is useless, since the mempool
forces the alignment of its objects.

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>
Acked-by: Akhil Goyal <akhil.goyal@nxp.com>
Acked-by: Fiona Trahe <fiona.trahe@intel.com>

lib/librte_cryptodev/rte_crypto.h

@@ -127,7 +127,7 @@ struct rte_crypto_op {
 		struct rte_crypto_sym_op sym[0];
 		/**< Symmetric operation parameters */
 	}; /**< operation specific parameters */
-} __rte_cache_aligned;
+};
 
 /**
  * Reset the fields of a crypto operation to their default values.

lib/librte_cryptodev/rte_crypto_sym.h

@@ -640,7 +640,7 @@ struct rte_crypto_sym_op {
 		} aad;
 		/**< Additional authentication parameters */
 	} auth;
-} __rte_cache_aligned;
+};
 
 
 /**