Revert "Add deploy key functionality (#115)" (#119)

This reverts commit d4a6a7883a.

.github/workflows/build.yml

@@ -7,14 +7,14 @@ on:
 jobs:
 
   build:
-
+ 
     runs-on: ubuntu-latest
-
+ 
     steps:
-      - uses: actions/checkout@master
-      - name: Verify action syntax
-        # The action should not publish any real changes, but should succeed.
-        uses: './'
-        with:
-          github_token: '${{ secrets.GITHUB_TOKEN }}'
-          branch: '${{ github.ref }}'
+    - uses: actions/checkout@master
+    - name: Verify action syntax 
+      # The action should not publish any real changes, but should succeed.
+      uses: './'
+      with:
+        github_token: '${{ secrets.GITHUB_TOKEN }}'
+        branch: '${{ github.ref }}'