Do not pin twine

pombredanne · pombredanne · commit ae19a912f747 · 2022-05-04T01:59:36.000+02:00
Signed-off-by: Philippe Ombredanne &lt;pombredanne@nexb.com&gt;
diff --git a/requirements-dev.txt b/requirements-dev.txt
@@ -8,4 +8,4 @@ pytest==7.0.1
 pytest-forked==1.4.0
 pytest-xdist==2.5.0
 tomli==1.2.3
-twine==4.0.0
+twine
