Merge pull request #323 from purcell/bump-actions

Update Actions versions

Author: purcell

.github/workflows/test.yml

@@ -20,10 +20,10 @@ jobs:
             ledger_version: snapshot
 
     steps:
-    - uses: cachix/install-nix-action@v12
+    - uses: cachix/install-nix-action@v16
       with:
         nix_path: nixpkgs=channel:nixos-unstable
-    - uses: purcell/setup-emacs@v3.0
+    - uses: purcell/setup-emacs@master
       with:
         version: ${{ matrix.emacs_version }}