Try fixing some doctest errors

src/driver/sqlx_sqlite.rs

@@ -33,6 +33,7 @@ impl SqlxSqliteConnector {
 
     /// Add configuration options for the SQLite database
     pub async fn connect(options: ConnectOptions) -> Result<DatabaseConnection, DbErr> {
+        let mut options = options;
         let mut opt = options
             .url
             .parse::<SqliteConnectOptions>()

src/entity/active_model.rs

@@ -16,8 +16,8 @@ use std::fmt::Debug;
 /// // The code snipped below does an UPDATE operation on a [ActiveValue]
 /// // yielding the the SQL statement ` r#"UPDATE "fruit" SET "name" = 'Orange' WHERE "fruit"."id" = 1"# `
 ///
-/// use crate::tests_cfg::{cake, fruit};
-/// use crate::{entity::*, query::*, DbBackend};
+/// use sea_orm::tests_cfg::{cake, fruit};
+/// use sea_orm::{entity::*, query::*, DbBackend};
 ///
 /// Update::one(fruit::ActiveModel {
 ///     id: ActiveValue::set(1),

src/entity/mod.rs

@@ -17,8 +17,7 @@
 /// ```
 /// #[cfg(feature = "macros")]
 ///
-/// # use crate::entity::prelude::*;
-/// # use sea_orm_macros::*;
+/// # use sea_orm::entity::prelude::*;
 /// use sea_orm::ActiveModelBehavior;
 /// use sea_orm::RelationDef;
 /// use sea_orm::RelationTrait;