Token 22: Add functionality to update extra_account_metas after initializing.

token/transfer-hook/example/src/processor.rs

@@ -176,14 +176,14 @@ pub fn process_update_extra_account_meta_list(
 
     // If the new extra_account_metas length is different, resize the account and update
     if account_size >= original_account_size {
-        extra_account_metas_info.realloc(account_size, true)?;
+        extra_account_metas_info.realloc(account_size, false)?;
         let mut data = extra_account_metas_info.try_borrow_mut_data()?;
         ExtraAccountMetaList::update::<ExecuteInstruction>(&mut data, extra_account_metas)?;
     } else {
         let mut data = extra_account_metas_info.try_borrow_mut_data()?;
         ExtraAccountMetaList::update::<ExecuteInstruction>(&mut data, extra_account_metas)?;
         drop(data);
-        extra_account_metas_info.realloc(account_size, true)?;
+        extra_account_metas_info.realloc(account_size, false)?;
     }
 
     Ok(())