chore(gh-actions): use checkout v1

Author: Natalie

.github/workflows/run-test.yml

@@ -18,7 +18,7 @@ jobs:
 
     steps:
     - run: apt-get update && apt-get install -y git-core
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v1
     - name: Use Git Actions
       uses: srt32/[email protected]
       with:
@@ -48,7 +48,7 @@ jobs:
     needs: build
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v1
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v1
       with: