Fixed 3.5 GHA runs

Sylvain MARIE · Sylvain MARIE · commit 13cb1b2531fc · 2024-09-26T23:33:23.000+02:00
diff --git a/setup.cfg b/setup.cfg
@@ -37,6 +37,7 @@ classifiers =
 # one day these will be able to come from requirement files, see https://github.com/pypa/setuptools/issues/1951. But will it be better ?
 setup_requires =
     setuptools_scm
+    packaging
 install_requires =
     decopatch
     makefun>=1.15.1
