Merge pull request #163 from jcs-PR/ci

Use merged setup-emacs action

Author: josteink

.github/workflows/build.yml

@@ -33,13 +33,7 @@ jobs:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
       - uses: actions/checkout@v2
 
-      - uses: purcell/setup-emacs@master
-        if: matrix.os == 'ubuntu-latest' || matrix.os == 'macos-latest'
-        with:
-          version: ${{ matrix.emacs-version }}
-
-      - uses: jcs090218/setup-emacs-windows@master
-        if: matrix.os == 'windows-latest'
+      - uses: jcs090218/setup-emacs@master
         with:
           version: ${{ matrix.emacs-version }}