refactor: remove test_all_features.sh script and suppress unused import warnings

- Deleted the test_all_features.sh script to streamline the testing process.
- Added unused import suppressions in test_attr.rs and mssql.rs for improved code clarity.

Author: lovasoa

sqlx-macros/src/test_attr.rs

@@ -1,13 +1,16 @@
+#![allow(unused_imports)]
 use proc_macro2::{Span, TokenStream};
 use quote::quote;
 use syn::punctuated::Punctuated;
 use syn::{LitStr, Token};
 
+#[allow(dead_code)]
 struct Args {
     fixtures: Vec<LitStr>,
     migrations: MigrationsOpt,
 }
 
+#[allow(dead_code)]
 enum MigrationsOpt {
     InferredPath,
     ExplicitPath(LitStr),

test_all_features.sh

@@ -2,6 +2,8 @@ use futures::TryStreamExt;
 use sqlx_core::mssql::MssqlRow;
 #[allow(unused_imports)]
 use sqlx_oldapi::mssql::{Mssql, MssqlPoolOptions};
+#[allow(unused_imports)]
+use sqlx_oldapi::Execute;
 use sqlx_oldapi::{Column, Connection, Executor, MssqlConnection, Row, Statement, TypeInfo};
 use sqlx_test::new;
 #[allow(unused_imports)]