Update go action

.github/workflows/go.yml

@@ -14,16 +14,12 @@ jobs:
     steps:
 
     - name: Set up Go 1.x
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@v3
       with:
-        go-version: ^1.13
+        go-version: ^1.20
 
     - name: Check out code into the Go module directory
-      uses: actions/checkout@v2
-
-    - name: Get dependencies
-      run: |
-        go get -v -t -d ./...
+      uses: actions/checkout@v3
 
     - name: Build
       run: go build -v ./...