Bump plugincode version

Signed-off-by: Jono Yang <jyang@nexb.com>

Author: JonoYang

setup.cfg

@@ -97,7 +97,7 @@ install_requires =
     pkginfo2 >= 30.0.0
     pip-requirements-parser >= 32.0.1
     pluggy >= 1.0.0
-    plugincode >= 31.0.0
+    plugincode >= 32.0.0
     publicsuffix2
     pyahocorasick >= 2.0.0
     pygmars >= 0.7.0