introduce Bank::new_for_tests (#19062)

runtime/src/bank.rs

@@ -1048,6 +1048,12 @@ impl Default for BlockhashQueue {
 
 impl Bank {
     pub fn new(genesis_config: &GenesisConfig) -> Self {
+        // this will go away in a coming pr where many replacements in test code will get made
+        Self::new_for_tests(genesis_config)
+    }
+
+    pub fn new_for_tests(genesis_config: &GenesisConfig) -> Self {
+        // this will diverge
         Self::new_with_paths(
             genesis_config,
             Vec::new(),

runtime/src/bank_utils.rs

@@ -22,7 +22,7 @@ pub fn setup_bank_and_vote_pubkeys(num_vote_accounts: usize, stake: u64) -> (Ban
             &validator_voting_keypairs,
             vec![stake; validator_voting_keypairs.len()],
         );
-    let bank = Bank::new(&genesis_config);
+    let bank = Bank::new_for_tests(&genesis_config);
     (bank, vote_pubkeys)
 }