Remove useless imports

Author: insani7y

src/common.rs

@@ -5,7 +5,6 @@ use pyo3::{
 };
 
 use crate::{
-    driver::transaction_options::{IsolationLevel, ReadVariant},
     exceptions::rust_errors::RustPSQLDriverPyResult,
     query_result::{PSQLDriverPyQueryResult, PSQLDriverSinglePyQueryResult},
     value_converter::{convert_parameters, PythonDTO, QueryParameter},

src/driver/transaction.rs

@@ -17,7 +17,7 @@ use super::{
     transaction_options::{IsolationLevel, ReadVariant},
 };
 use crate::common::ObjectQueryTrait;
-use std::{borrow::Borrow, collections::HashSet, sync::Arc};
+use std::{collections::HashSet, sync::Arc};
 
 pub trait TransactionObjectTrait {
     fn start_transaction(