Add zk_token_sdk_enabled feature to gate Zk Token proof program and sol_zk_token_elgamal_op syscalls

sdk/program/src/message/sanitized.rs

@@ -2,7 +2,11 @@ use {
     crate::{
         hash::Hash,
         instruction::{CompiledInstruction, Instruction},
-        message::{v0::{self, LoadedAddresses}, legacy::Message as LegacyMessage, MessageHeader},
+        message::{
+            legacy::Message as LegacyMessage,
+            v0::{self, LoadedAddresses},
+            MessageHeader,
+        },
         pubkey::Pubkey,
         sanitize::{Sanitize, SanitizeError},
         serialize_utils::{append_slice, append_u16, append_u8},

sdk/program/src/message/versions/mod.rs

@@ -304,9 +304,7 @@ mod tests {
                 num_readonly_unsigned_accounts: 0,
             },
             recent_blockhash: Hash::new_unique(),
-            account_keys: vec![
-                Pubkey::new_unique(),
-            ],
+            account_keys: vec![Pubkey::new_unique()],
             address_table_lookups: vec![
                 MessageAddressTableLookup {
                     account_key: Pubkey::new_unique(),

sdk/program/src/message/versions/v0/loaded.rs

@@ -5,7 +5,7 @@ use {
         pubkey::Pubkey,
         sysvar,
     },
-    std::{collections::HashSet, ops::Deref, convert::TryFrom},
+    std::{collections::HashSet, convert::TryFrom, ops::Deref},
 };
 
 /// Combination of a version #0 message and its loaded addresses

sdk/program/src/message/versions/v0/mod.rs

@@ -125,10 +125,7 @@ impl Message {
 
 #[cfg(test)]
 mod tests {
-    use {
-        super::*,
-        crate::message::VersionedMessage,
-    };
+    use {super::*, crate::message::VersionedMessage};
 
     #[test]
     fn test_sanitize() {
@@ -251,7 +248,6 @@ mod tests {
         .is_err());
     }
 
-
     #[test]
     fn test_sanitize_with_max_account_keys() {
         assert!(Message {