python3Packages.asyncpg: enable tests again

Those were accidentally disabled a while ago, when postgresql.doCheck
was set to false unconditionally. Instead the checks are now done as
part of the installCheck phase.

Author: wolfgangwalther

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

@@ -24,7 +24,7 @@ buildPythonPackage rec {
   };
 
   # sandboxing issues on aarch64-darwin, see https://github.com/NixOS/nixpkgs/issues/198495
-  doCheck = postgresql.doCheck;
+  doCheck = postgresql.doInstallCheck;
 
   # required for compatibility with Python versions older than 3.11
   # see https://github.com/MagicStack/asyncpg/blob/v0.29.0/asyncpg/_asyncio_compat.py#L13