python311Packages.versioneer: Fix hash

It looks like upstream updated the GitHub release. Diff between the
source from cache and the GitHub release:

--- source-in-cache/_version.py
+++ /nix/store/7z2m4szfp863y9bp1vsffflk22dyw1ci-source/_version.py
@@ -26,7 +26,7 @@
# setup.py/versioneer.py will grep for the variable names, so they must
# each be defined on a line of their own. _version.py will just call
# get_keywords().
- git_refnames = " (HEAD -> master, tag: 0.29)"
+ git_refnames = " (tag: 0.29)"
git_full = "28c613dbef5fce09dc3ba6b1baa811c2d76b2245"
git_date = "2023-07-07 10:50:03 -0400"
keywords = {"refnames": git_refnames, "full": git_full, "date": git_date}

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

···
     owner = "python-versioneer";
     repo = "python-versioneer";
     rev = "refs/tags/${version}";
-    hash = "sha256-seYT/v691QB0LUzeI4MraegbNILU3tLO//9UbZIfe+A=";
+    hash = "sha256-3b7Wfhd24Vym5XCeN/M1832Q1VzvlWi3quTRaZrID2s=";
   };
 
   nativeBuildInputs = [