Add rustfmt.toml and cargo fmt (#23238)

* fmt

* formatted

Co-authored-by: Lucas B <buffalu@jito.network>

runtime/src/bank.rs

@@ -245,8 +245,7 @@ pub struct SquashTiming {
 type EpochCount = u64;
 
 mod executor_cache {
-    use super::*;
-    use log;
+    use {super::*, log};
 
     #[derive(Debug, Default)]
     pub struct Stats {
@@ -16162,8 +16161,10 @@ pub(crate) mod tests {
     /// Test exceeding the accounts data budget by creating accounts in a loop
     #[test]
     fn test_accounts_data_budget_exceeded() {
-        use solana_program_runtime::accounts_data_meter::MAX_ACCOUNTS_DATA_LEN;
-        use solana_sdk::system_instruction::MAX_PERMITTED_DATA_LENGTH;
+        use {
+            solana_program_runtime::accounts_data_meter::MAX_ACCOUNTS_DATA_LEN,
+            solana_sdk::system_instruction::MAX_PERMITTED_DATA_LENGTH,
+        };
 
         solana_logger::setup();
         let (genesis_config, mint_keypair) = create_genesis_config(1_000_000_000_000);

runtime/src/sorted_storages.rs

@@ -3,8 +3,7 @@ use {
     log::*,
     solana_measure::measure::Measure,
     solana_sdk::clock::Slot,
-    std::ops::Range,
-    std::ops::{Bound, RangeBounds},
+    std::ops::{Bound, Range, RangeBounds},
 };
 
 /// Provide access to SnapshotStorages sorted by slot

runtime/src/stake_history.rs

@@ -27,8 +27,7 @@ type StakeHistoryInner = solana_sdk::stake_history::StakeHistory;
 
 #[cfg(test)]
 mod tests {
-    use super::*;
-    use solana_sdk::stake_history::StakeHistoryEntry;
+    use {super::*, solana_sdk::stake_history::StakeHistoryEntry};
 
     fn rand_stake_history_entry() -> StakeHistoryEntry {
         StakeHistoryEntry {

runtime/src/vote_parser.rs

@@ -88,13 +88,17 @@ fn parse_vote_instruction_data(
 
 #[cfg(test)]
 mod test {
-    use solana_sdk::signature::{Keypair, Signer};
-    use solana_vote_program::{
-        vote_instruction, vote_state::Vote, vote_transaction::new_vote_transaction,
+    use {
+        super::*,
+        solana_sdk::{
+            hash::hash,
+            signature::{Keypair, Signer},
+        },
+        solana_vote_program::{
+            vote_instruction, vote_state::Vote, vote_transaction::new_vote_transaction,
+        },
     };
 
-    use {super::*, solana_sdk::hash::hash};
-
     fn run_test_parse_vote_transaction(input_hash: Option<Hash>) {
         let node_keypair = Keypair::new();
         let vote_keypair = Keypair::new();