actions: update goreleaser workflow

Author: DSpeichert

.github/workflows/goreleaser.yml

@@ -10,17 +10,16 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v2
-
-      - name: Unshallow
-        run: git fetch --prune --unshallow
+        with:
+          fetch-depth: 0
 
       - name: Set up Go
-        uses: actions/setup-go@v1
+        uses: actions/setup-go@v2
         with:
           go-version: 1.16.x
 
       - name: Run GoReleaser
-        uses: goreleaser/goreleaser-action@v1
+        uses: goreleaser/goreleaser-action@v2
         with:
           version: latest
           args: release --rm-dist