Remove GitHub workflow file

.github/workflows/test.yml

@@ -1,18 +0,0 @@
-name: test
-on:
-  push:
-    branches:
-      - main
-jobs:
-  test:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: Set up Go
-        uses: actions/setup-go@v5
-        with:
-          go-version: '1.22'
-      - name: Install dependencies
-        run: go mod download
-      - name: Run tests
-        run: go test ./...