[tests] Adjust hacking dependency

Change-Id: Ie6a44eed204c232892c6f92460c31c7b0befdfdd
---
M setup.py
1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/setup.py b/setup.py
index 87efff2..192de71 100755
--- a/setup.py
+++ b/setup.py
@@ -90,7 +90,12 @@
         'pep8-naming>=0.12.1, <0.13.0; python_version < "3.7"',
         'pep8-naming>=0.12.1; python_version >= "3.7"',
     ],
-    'hacking': ['hacking'],
+    'hacking': [
+        'hacking',
+        # importlib-metadata module already installed with hacking 4.1.0
+        # but importlib-metadata 5.0.0 fails, so adjust it
+        'importlib-metadata!=5.0.0',
+    ],
 }
 
 

