update go build version

.github/workflows/go.yml

@@ -20,13 +20,13 @@ jobs:
           ${{ runner.os }}-go-
       
     - name: Set up Go 1.x
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@v4
       with:
-        go-version: ^1.13
+        go-version: '1.20'
       id: go
 
     - name: Check out code into the Go module directory
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
 
     - name: Get dependencies
       run: go mod download