remove VoteState::deserialize() from sbf builds (#30515)

the existing deserialize implementation overruns the sbf stack and is unusable in a program context
this silences a warning to that effect which all solana_program importers receive

closes #30188

sdk/program/src/vote/state/mod.rs

@@ -2,6 +2,8 @@
 
 #[cfg(test)]
 use crate::epoch_schedule::MAX_LEADER_SCHEDULE_EPOCH_OFFSET;
+#[cfg(not(target_os = "solana"))]
+use bincode::deserialize;
 use {
     crate::{
         clock::{Epoch, Slot, UnixTimestamp},
@@ -12,7 +14,7 @@ use {
         sysvar::clock::Clock,
         vote::{authorized_voters::AuthorizedVoters, error::VoteError},
     },
-    bincode::{deserialize, serialize_into, ErrorKind},
+    bincode::{serialize_into, ErrorKind},
     serde_derive::{Deserialize, Serialize},
     std::{collections::VecDeque, fmt::Debug},
 };
@@ -303,10 +305,15 @@ impl VoteState {
         3731 // see test_vote_state_size_of.
     }
 
-    pub fn deserialize(input: &[u8]) -> Result<Self, InstructionError> {
-        deserialize::<VoteStateVersions>(input)
-            .map(|versioned| versioned.convert_to_current())
-            .map_err(|_| InstructionError::InvalidAccountData)
+    pub fn deserialize(_input: &[u8]) -> Result<Self, InstructionError> {
+        #[cfg(not(target_os = "solana"))]
+        {
+            deserialize::<VoteStateVersions>(_input)
+                .map(|versioned| versioned.convert_to_current())
+                .map_err(|_| InstructionError::InvalidAccountData)
+        }
+        #[cfg(target_os = "solana")]
+        unimplemented!();
     }
 
     pub fn serialize(