Use actions/checkout@v1

Signed-off-by: Tamal Saha <tamal@appscode.com>

Author: tamalsaha

.github/workflows/ci.yml

@@ -21,7 +21,7 @@ jobs:
       id: go
 
     - name: Check out code into the Go module directory
-      uses: actions/checkout@v2
+      uses: actions/checkout@v1
 
     - name: Run checks
       run: |

.github/workflows/release.yml

@@ -13,7 +13,7 @@ jobs:
     steps:
 
     - name: Check out code into the Go module directory
-      uses: actions/checkout@v2
+      uses: actions/checkout@v1
 
     - name: Print version info
       id: semver