Upgrade cython to 3.0.0b3

This release outputs C files compatible with Python 3.12.
aio-libs · Jun 7, 2023 · 1d79917 · 1d79917
1 parent f1d43fe
commit 1d79917
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/requirements/cython.txt b/requirements/cython.txt
@@ -1 +1 @@
-cython==0.29.35
+cython==3.0.0b3