python311Packages.pymc: fix hash

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

@@ -23,9 +23,14 @@ buildPythonPackage rec {
     owner = "pymc-devs";
     repo = "pymc";
     rev = "refs/tags/v${version}";
-    hash = "sha256-bOrWgZaSOXXalw251cm5JUDkAARGaxmUk+z3SY6Git8=";
+    hash = "sha256-tiOXbryY2TmeBVrG5cIMeDJ4alolBQ5LosdfH3tpVOA=";
   };
 
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace-fail ', "pytest-cov"' ""
+  '';
+
   propagatedBuildInputs = [
     arviz
     cachetools
@@ -37,11 +42,6 @@ buildPythonPackage rec {
     typing-extensions
   ];
 
-  postPatch = ''
-    substituteInPlace setup.py \
-      --replace ', "pytest-cov"' ""
-  '';
-
   # The test suite is computationally intensive and test failures are not
   # indicative for package usability hence tests are disabled by default.
   doCheck = false;