Add ARM target

Author: Legrandin

.github/workflows/integration.yml

@@ -26,6 +26,9 @@ jobs:
           - python-version: pypy3.9
             cffi: no
             os: ubuntu-latest
+          - python-version: "3.13"
+            cffi: yes
+            os: ubuntu-22.04-arm
     env:
       CFLAGS: "-Wconversion"