Fix Nightly Clippy Warnings (backport #18065) (#18070)

* chore: cargo +nightly clippy --fix -Z unstable-options

(cherry picked from commit 6514096a67)

# Conflicts:
#	core/src/banking_stage.rs
#	core/src/cost_model.rs
#	core/src/cost_tracker.rs
#	core/src/execute_cost_table.rs
#	core/src/replay_stage.rs
#	core/src/tvu.rs
#	ledger-tool/src/main.rs
#	programs/bpf_loader/build.rs
#	rbpf-cli/src/main.rs
#	sdk/cargo-build-bpf/src/main.rs
#	sdk/cargo-test-bpf/src/main.rs
#	sdk/src/secp256k1_instruction.rs

* chore: cargo fmt

(cherry picked from commit 789f33e8db)

* Updates BPF program assert_instruction_count tests.

(cherry picked from commit c1e03f3410)

# Conflicts:
#	programs/bpf/tests/programs.rs

* Resolve conflicts

Co-authored-by: Alexander Meißner <AlexanderMeissner@gmx.net>
Co-authored-by: Michael Vines <mvines@gmail.com>

validator/src/dashboard.rs

@@ -195,7 +195,7 @@ async fn wait_for_validator_startup(
         }
 
         if admin_client.is_none() {
-            match admin_rpc_service::connect(&ledger_path).await {
+            match admin_rpc_service::connect(ledger_path).await {
                 Ok(new_admin_client) => admin_client = Some(new_admin_client),
                 Err(err) => {
                     progress_bar.set_message(&format!("Unable to connect to validator: {}", err));