allow updates releases (#21)

Author: pgherveou

.github/workflows/build_and_release.yml

@@ -72,5 +72,6 @@ jobs:
         uses: ncipollo/release-action@v1
         with:
           draft: true
-          tag: ${{ steps.version.outputs.VERSION }}
+          tag: "v${{ steps.version.outputs.VERSION }}"
           artifacts: "${{ env.ARTIFACT_NAME }}.tar.zst"
+          allowUpdates: true