chore(generators): update cosmic-settings-daemon source to `1.0.0-alp…

…ha-5.1`

- Update cosmic-settings-daemon from alpha.5 to alpha.5.1
- Change from using `rev` to `tag` in fetchFromGitHub
- Update hash to match new version

The actions are the same as `1.0.0-alpha-5.0`

generators/actions-for-shortcuts/default.nix

@@ -7,8 +7,8 @@ let
   cosmic-settings-daemon = fetchFromGitHub {
     owner = "pop-os";
     repo = "cosmic-settings-daemon";
-    rev = "refs/tags/epoch-1.0.0-alpha.5";
-    hash = "sha256-BCOVyJ1IIik/R4qC/16csJH8yII4WxdxO116hdvUl3I=";
+    tag = "epoch-1.0.0-alpha.5.1";
+    hash = "sha256-MlBnwbszwJCa/FQNihSKsy7Bllw807C8qQL9ziYS3fE=";
   };
 in
 runCommand "actions-for-shortcuts.json" { buildInputs = [ python3 ]; } ''