postgresql_14: 14.3 -> 14.4 (#177903)

pkgs/servers/sql/postgresql/default.nix

···
   };
 
   postgresql_14 = self.callPackage generic {
-    version = "14.3";
+    version = "14.4";
     psqlSchema = "14";
-    sha256 = "sha256-J5BXNov1mpGcBa2o+VxeBKu0PnS5oqacPUaiDgeprzg=";
+    sha256 = "sha256-wjtiN8UjHHkVEb3HkJhhfWhS6eO982Dv2LXRWho9j2o=";
     this = self.postgresql_14;
     thisAttr = "postgresql_14";
     inherit self;