Update GitHub Actions workflow to use version 4 of upload and download artifact actions for improved functionality

Author: andrzej-janczak

.github/workflows/go.yml

@@ -15,7 +15,7 @@ jobs:
         run: |
           go build ./cli-v2.go
       - name: Upload CLI binary
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: cli-binary
           path: cli-v2
@@ -32,7 +32,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v4
       - name: Download CLI binary
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: cli-binary
           path: .