pythonPackages: deprecate python_simple_hipchat alias

pkgs/top-level/python-aliases.nix

@@ -58,6 +58,7 @@ mapAliases ({
   pytestquickcheck = pytest-quickcheck; # added 2021-07-20
   pytestrunner = pytest-runner; # added 2021-01-04
   pytest_xdist = pytest-xdist; # added 2021-01-04
+  python_simple_hipchat = python-simple-hipchat; # added 2021-07-21
   qasm2image = throw "qasm2image is no longer maintained (since November 2018), and is not compatible with the latest pythonPackages.qiskit versions."; # added 2020-12-09
   rotate-backups = throw "pythonPackages.rotate-backups was removed in favor of the top-level rotate-backups"; # added 2021-07-01
   selectors34 = throw "selectors34 has been removed: functionality provided by Python itself; archived by upstream."; # Added 2021-06-10

pkgs/top-level/python-packages.nix

@@ -7124,7 +7124,6 @@ in {
   python-sat = callPackage ../development/python-modules/python-sat { };
 
   python-simple-hipchat = callPackage ../development/python-modules/python-simple-hipchat { };
-  python_simple_hipchat = self.python-simple-hipchat;
 
   python-slugify = callPackage ../development/python-modules/python-slugify { };