snapper-gui: 2020-10-20 -> 0.1-unstable-2022-06-26

Diff: https://github.com/ricardomv/snapper-gui/compare/f0c67abe0e10cc9e2ebed400cf80ecdf763fb1d1..191575084a4e951802c32a4177dc704cf435883a

A small update, but I'm really just doing it to add the updateScript and stop
the robot from making unneeded PRs.

pkgs/by-name/sn/snapper-gui/package.nix

@@ -1,6 +1,7 @@
 {
   lib,
   fetchFromGitHub,
+  nix-update-script,
   python3,
   python3Packages,
   adwaita-icon-theme,
@@ -13,14 +14,14 @@
 
 python3Packages.buildPythonApplication {
   pname = "snapper-gui";
-  version = "2020-10-20";
+  version = "0.1-unstable-2022-06-26";
   format = "setuptools";
 
   src = fetchFromGitHub {
     owner = "ricardomv";
     repo = "snapper-gui";
-    rev = "f0c67abe0e10cc9e2ebed400cf80ecdf763fb1d1";
-    sha256 = "13j4spbi9pxg69zifzai8ifk4207sn0vwh6vjqryi0snd5sylh7h";
+    rev = "191575084a4e951802c32a4177dc704cf435883a";
+    sha256 = "sha256-uy1oLJx4ERGc8OHzmPpnJX81jPB9ztrA0qbmm1UcmTY=";
   };
 
   nativeBuildInputs = [
@@ -44,6 +45,10 @@ python3Packages.buildPythonApplication {
     snapper
   ];
 
+  passthru.updateScript = nix-update-script {
+    extraArgs = [ "--version=branch" ];
+  };
+
   meta = with lib; {
     description = "Graphical interface for snapper";
     mainProgram = "snapper-gui";