Fix inconsistency of VERIFY defines in cmd_mem

Introduced in change d20a40de
"Roll crc32 into hash infrastructure"

Use a consistent define to enable the verify feature in crc32 command.
Signed-off-by: NJoe Hershberger <joe.hershberger@ni.com>
Acked-by: NSimon Glass <sjg@chromium.org>

common/cmd_mem.c

@@ -1303,7 +1303,7 @@ U_BOOT_CMD(
 
 #ifdef CONFIG_CMD_CRC32
 
-#ifndef CONFIG_CRC32_VERIFY
+#ifndef CONFIG_HASH_VERIFY
 
 U_BOOT_CMD(
 	crc32,	4,	1,	do_mem_crc,
@@ -1311,7 +1311,7 @@ U_BOOT_CMD(
 	"address count [addr]\n    - compute CRC32 checksum [save at addr]"
 );
 
-#else	/* CONFIG_CRC32_VERIFY */
+#else	/* CONFIG_HASH_VERIFY */
 
 U_BOOT_CMD(
 	crc32,	5,	1,	do_mem_crc,
@@ -1320,7 +1320,7 @@ U_BOOT_CMD(
 	"-v address count crc\n    - verify crc of memory area"
 );
 
-#endif	/* CONFIG_CRC32_VERIFY */
+#endif	/* CONFIG_HASH_VERIFY */
 
 #endif