chore: fix a few spans without .entered()

Author: davidbarsky

crates/hir-ty/src/diagnostics/unsafe_check.rs

@@ -13,7 +13,7 @@ use crate::{
 };
 
 pub fn missing_unsafe(db: &dyn HirDatabase, def: DefWithBodyId) -> Vec<ExprId> {
-    let _p = tracing::span!(tracing::Level::INFO, "missing_unsafe",);
+    let _p = tracing::span!(tracing::Level::INFO, "missing_unsafe").entered();
 
     let mut res = Vec::new();
     let is_unsafe = match def {

crates/hir/src/lib.rs

@@ -548,7 +548,8 @@ impl Module {
         acc: &mut Vec<AnyDiagnostic>,
         style_lints: bool,
     ) {
-        let _p = tracing::span!(tracing::Level::INFO, "Module::diagnostics", name = ?self.name(db));
+        let _p = tracing::span!(tracing::Level::INFO, "Module::diagnostics", name = ?self.name(db))
+            .entered();
         let def_map = self.id.def_map(db.upcast());
         for diag in def_map.diagnostics() {
             if diag.in_module != self.id.local_id {