Bumped required setuptools version.

LarsAsplund · LarsAsplund · commit 4726cd2377f6 · 2026-04-13T20:54:18.000+02:00
The higher version is required to support the license and license files formats.
diff --git a/pyproject.toml b/pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools>=61"]
+requires = ["setuptools>=77"]
 build-backend = "setuptools.build_meta"
 
 [project]
