perf(semantic): early return if excess is 0 in Stats::increase_by (#22616)

crates/oxc_semantic/src/stats.rs

@@ -104,6 +104,10 @@ impl Stats {
     /// e.g. to over-allocate by 20%, pass `0.2` as `excess`.
     #[must_use]
     pub fn increase_by(mut self, excess: f64) -> Self {
+        if excess == 0.0 {
+            return self;
+        }
+
         let factor = excess + 1.0;
         #[expect(clippy::cast_possible_truncation, clippy::cast_sign_loss, clippy::cast_lossless)]
         let increase = |n: u32| (n as f64 * factor) as u32;