fix(profiling): pass dictionary to interning bench StringTable

Update the interning_strings benchmark to construct a ProfilesDictionary Arc
and pass it into StringTable::new so benches compile with the required
dictionary-backed constructor.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: morrisonlevi

libdd-profiling/benches/interning_strings.rs

@@ -3,6 +3,8 @@
 
 use criterion::*;
 use libdd_profiling::collections::string_table::wordpress_test_data::WORDPRESS_STRINGS;
+use libdd_profiling::profiles::collections::Arc;
+use libdd_profiling::profiles::datatypes::ProfilesDictionary;
 
 /// This version is the one we used before having datadog-alloc.
 #[allow(unused)]
@@ -49,7 +51,11 @@ use libdd_profiling::collections::string_table::StringTable;
 pub fn small_wordpress_profile(c: &mut Criterion) {
     c.bench_function("benching string interning on wordpress profile", |b| {
         b.iter(|| {
-            let mut table = StringTable::new();
+            let dictionary =
+                ProfilesDictionary::try_new().expect("failed to create ProfilesDictionary");
+            let dictionary =
+                Arc::try_new(dictionary).expect("failed to allocate Arc<ProfilesDictionary>");
+            let mut table = StringTable::new(dictionary);
             let n_strings = WORDPRESS_STRINGS.len();
             for string in WORDPRESS_STRINGS {
                 black_box(table.intern(string));