soc: fsl: qman: fix -Wpacked-not-aligned warnings

This fixes compile warnings from the -Wpacked-not-aligned option.

In file included from ../drivers/crypto/caam/qi.c:12:
../include/soc/fsl/qman.h:259:1: warning: alignment 1 of ‘struct qm_dqrr_entry’ is less than 8 [-Wpacked-not-aligned]
 } __packed;
 ^
../include/soc/fsl/qman.h:292:2: warning: alignment 1 of ‘struct <anonymous>’ is less than 8 [-Wpacked-not-aligned]
  } __packed ern;
  ^
Reported-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Li Yang <leoyang.li@nxp.com>

include/soc/fsl/qman.h

@@ -256,7 +256,7 @@ struct qm_dqrr_entry {
 	__be32 context_b;
 	struct qm_fd fd;
 	u8 __reserved4[32];
-} __packed;
+} __packed __aligned(64);
 #define QM_DQRR_VERB_VBIT		0x80
 #define QM_DQRR_VERB_MASK		0x7f	/* where the verb contains; */
 #define QM_DQRR_VERB_FRAME_DEQUEUE	0x60	/* "this format" */
@@ -289,7 +289,7 @@ union qm_mr_entry {
 		__be32 tag;
 		struct qm_fd fd;
 		u8 __reserved1[32];
-	} __packed ern;
+	} __packed __aligned(64) ern;
 	struct {
 		u8 verb;
 		u8 fqs;		/* Frame Queue Status */