Be explicit about runtime features used in static runtime

Author: udoprog

sqlx-macros/src/lib.rs

@@ -28,7 +28,12 @@ use query_macros::*;
 #[cfg(feature = "runtime-tokio")]
 lazy_static::lazy_static! {
     static ref BASIC_RUNTIME: tokio::runtime::Runtime = {
-        tokio::runtime::Builder::new().threaded_scheduler().enable_all().build().expect("failed to build tokio runtime")
+        tokio::runtime::Builder::new()
+            .threaded_scheduler()
+            .enable_io()
+            .enable_time()
+            .build()
+            .expect("failed to build tokio runtime")
     };
 }