netlink: specs: correct types of legacy arrays

ethtool has some attrs which dump multiple scalars into
an attribute. The spec currently expects one attr per entry.

Fixes: a353318 ("tools: ynl: populate most of the ethtool spec")
Acked-by: Stanislav Fomichev <sdf@google.com>
Link: https://lore.kernel.org/r/20230526220653.65538-1-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Author: kuba-moo

Documentation/netlink/specs/ethtool.yaml

@@ -60,22 +60,6 @@ attribute-sets:
         type: nest
         nested-attributes: bitset-bits
 
-  -
-    name: u64-array
-    attributes:
-      -
-        name: u64
-        type: nest
-        multi-attr: true
-        nested-attributes: u64
-  -
-    name: s32-array
-    attributes:
-      -
-        name: s32
-        type: nest
-        multi-attr: true
-        nested-attributes: s32
   -
     name: string
     attributes:
@@ -705,16 +689,16 @@ attribute-sets:
         type: u8
       -
         name: corrected
-        type: nest
-        nested-attributes: u64-array
+        type: binary
+        sub-type: u64
       -
         name: uncorr
-        type: nest
-        nested-attributes: u64-array
+        type: binary
+        sub-type: u64
       -
         name: corr-bits
-        type: nest
-        nested-attributes: u64-array
+        type: binary
+        sub-type: u64
   -
     name: fec
     attributes:
@@ -827,8 +811,8 @@ attribute-sets:
         type: u32
       -
         name: index
-        type: nest
-        nested-attributes: s32-array
+        type: binary
+        sub-type: s32
   -
     name: module
     attributes: