got rid of an unnecessary import

Gillgamesh · Gillgamesh · commit 6f6cc8950cce · 2025-05-15T15:57:33.000-04:00
diff --git a/include/sketch/sketch_concept.h b/include/sketch/sketch_concept.h
@@ -1,5 +1,4 @@
 #pragma once
-#include <format>
 #include <concepts>
 #include "bucket.h"
 #include <unordered_set>
