python3Packges.celery: fix build

pkgs/development/python-modules/celery/default.nix

@@ -12,9 +12,13 @@ buildPythonPackage rec {
     sha256 = "54436cd97b031bf2e08064223240e2a83d601d9414bcb1b702f94c6c33c29485";
   };
 
+  # click  is only used for the repl, in most cases this shouldn't impact
+  # downstream packages
   postPatch = ''
     substituteInPlace requirements/test.txt \
       --replace "moto==1.3.7" moto
+    substituteInPlace requirements/default.txt \
+      --replace "click>=7.0,<8.0" click
   '';
 
   propagatedBuildInputs = [ billiard click click-didyoumean click-plugins click-repl kombu pytz vine ];