fix lint

Author: lucasfernog-crabnebula

crates/wire/src/common.rs

@@ -51,7 +51,7 @@ impl<'a> From<&'a tracing_core::Metadata<'a>> for Metadata {
 impl From<&'static tracing_core::Metadata<'static>> for NewMetadata {
     fn from(value: &'static tracing_core::Metadata<'static>) -> Self {
         NewMetadata {
-            id: Some(value as *const _ as u64),
+            id: Some(std::ptr::from_ref(value) as u64),
             metadata: Some(value.into()),
         }
     }

crates/wire/src/spans.rs

@@ -20,7 +20,7 @@ impl SpanEvent {
         Self {
             event: Some(span_event::Event::NewSpan(span_event::Span {
                 id: id.into_u64(),
-                metadata_id: metadata as *const _ as u64,
+                metadata_id: std::ptr::from_ref(metadata) as u64,
                 fields,
                 at: Some(at),
                 parent: parent.map(|id| id.into_u64()),