include/hw/hyperv/dynmem-proto.h: spelling fix: nunber, atleast

Fixes: 4f80cd2 "Add Hyper-V Dynamic Memory Protocol definitions"
Acked-by: Maciej S. Szmigiero <maciej.szmigiero@oracle.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

include/hw/hyperv/dynmem-proto.h

@@ -232,7 +232,7 @@ struct dm_capabilities_resp_msg {
  * num_committed: Committed memory in pages.
  * page_file_size: The accumulated size of all page files
  *                 in the system in pages.
- * zero_free: The nunber of zero and free pages.
+ * zero_free: The number of zero and free pages.
  * page_file_writes: The writes to the page file in pages.
  * io_diff: An indicator of file cache efficiency or page file activity,
  *          calculated as File Cache Page Fault Count - Page Read Count.
@@ -275,7 +275,7 @@ struct dm_balloon {
  *
  * reservedz: Reserved; must be set to zero.
  * more_pages: If FALSE, this is the last message of the transaction.
- * if TRUE there will atleast one more message from the guest.
+ * if TRUE there will be at least one more message from the guest.
  *
  * range_count: The number of ranges in the range array.
  *
@@ -296,7 +296,7 @@ struct dm_balloon_response {
  * to the guest to give guest more memory.
  *
  * more_pages: If FALSE, this is the last message of the transaction.
- * if TRUE there will atleast one more message from the guest.
+ * if TRUE there will be at least one more message from the guest.
  *
  * reservedz: Reserved; must be set to zero.
  *