Improve formatting in test_hot_storage_get_account_offset_and_address…

…() (solana-labs#34071)

#### Problem
solana-labs#34032 mentioned nice-to-have a formatting improvement that
can improve the readability. 

#### Summary of Changes
Improve the code formatting in test_hot_storage_get_account_offset_and_address().

accounts-db/src/tiered_storage/hot.rs

@@ -526,8 +526,8 @@ pub mod tests {
         for (i, index_writer_entry) in index_writer_entries.iter().enumerate() {
             let account_offset = hot_storage.get_account_offset(IndexOffset(i)).unwrap();
             assert_eq!(account_offset.block as u64, index_writer_entry.block_offset);
-            let account_address = hot_storage.get_account_address(IndexOffset(i)).unwrap();
 
+            let account_address = hot_storage.get_account_address(IndexOffset(i)).unwrap();
             assert_eq!(account_address, index_writer_entry.address);
         }
     }