Fix building the release artifacts

Author: ryanfowler

.github/workflows/release.yml

@@ -61,7 +61,7 @@ jobs:
           GOOS: ${{ matrix.goos }}
           GOARCH: ${{ matrix.goarch }}
           CGO_ENABLED: "0"
-        run: go build -trimpath -ldflags="-s -w" -o ${{ env.BIN_NAME }} cmd/gopack
+        run: go build -trimpath -ldflags="-s -w" -o ${{ env.BIN_NAME }} ./cmd/gopack
 
       - name: Build archive
         if: ${{ matrix.goos != 'windows' }}