chore: checkpoint before Python removal

vendor/time/benchmarks/utc_date_time.rs

@@ -0,0 +1,12 @@
+use std::hint::black_box;
+
+use criterion::Bencher;
+use time::macros::{offset, utc_datetime};
+
+setup_benchmark! {
+    "UtcDateTime",
+
+    fn to_offset(ben: &mut Bencher<'_>) {
+        ben.iter(|| black_box(utc_datetime!(2000-01-01 0:00)).to_offset(black_box(offset!(-5))));
+    }
+}