Fix clippy lints and formatting

contracts/factory/src/utils.rs

@@ -1,4 +1,4 @@
-use soroban_sdk::{xdr::ToXdr, Address, Bytes, BytesN, Env, IntoVal, String, Symbol, Val, Vec};
+use soroban_sdk::{xdr::ToXdr, Address, Bytes, BytesN, Env, IntoVal, Symbol, Val, Vec};
 
 pub fn deploy_lp_contract(
     env: &Env,

contracts/multihop/src/contract.rs

@@ -7,7 +7,7 @@ use crate::storage::{
     SimulateReverseSwapResponse, SimulateSwapResponse, Swap,
 };
 use crate::utils::{verify_reverse_swap, verify_swap};
-use crate::{factory_contract, lp_contract, lp_contract::Referral};
+use crate::{factory_contract, lp_contract};
 
 // Metadata that is added on to the WASM custom section
 contractmeta!(

contracts/pool_stable/src/tests/setup.rs

@@ -1,4 +1,4 @@
-use soroban_sdk::{testutils::Address as _, Address, BytesN, Env, String};
+use soroban_sdk::{Address, BytesN, Env};
 
 use crate::{
     contract::{StableLiquidityPool, StableLiquidityPoolClient},
@@ -35,7 +35,7 @@ pub fn deploy_stable_liquidity_pool_contract<'a>(
     max_allowed_slippage_bps: impl Into<Option<i64>>,
     max_allowed_spread_bps: impl Into<Option<i64>>,
 ) -> StableLiquidityPoolClient<'a> {
-    let admin = admin.into().unwrap_or(Address::generate(env));
+    let admin = admin.into().unwrap_or(Address::generate(&env));
     let pool =
         StableLiquidityPoolClient::new(env, &env.register_contract(None, StableLiquidityPool {}));
     let token_wasm_hash = install_token_wasm(env);