Remove some noisy tracing

compiler/rustc_metadata/src/rmeta/table.rs

@@ -1,6 +1,5 @@
 use rustc_hir::def::CtorOf;
 use rustc_index::Idx;
-use tracing::trace;
 
 use crate::rmeta::*;
 
@@ -530,8 +529,6 @@ where
 {
     /// Given the metadata, extract out the value at a particular index (if any).
     pub(super) fn get<'a, 'tcx, M: Metadata<'a, 'tcx>>(&self, metadata: M, i: I) -> T::Value<'tcx> {
-        trace!("LazyTable::lookup: index={:?} len={:?}", i, self.len);
-
         // Access past the end of the table returns a Default
         if i.index() >= self.len {
             return Default::default();