gparted: 0.25.0 -> 0.26.0

Key changes include:
- Implement read-only LUKS support
- Add progress bars to NTFS, XFS, and EXT2/3/4 file system copy methods
- Fix operations sometimes fail with: No such file or directory

More: https://sourceforge.net/projects/gparted/files/gparted/gparted-0.26.0/gparted-0.26.0-README.md/view

pkgs/tools/misc/gparted/default.nix

···
 }:
 
 stdenv.mkDerivation rec {
-  name = "gparted-0.25.0";
+  name = "gparted-0.26.0";
 
   src = fetchurl {
-    sha256 = "1bllvj66rka8f9h9rfwvxaqrj4mbp2n2860ahnp9xm1195gnv69d";
+    sha256 = "1d3zw99yd1v0gqhcxff35wqz34xi6ps7q9j1bn11sghqihr3kwxw";
     url = "mirror://sourceforge/gparted/${name}.tar.gz";
   };