Update .github/workflows/longitudinal-benchmark.yml

Co-authored-by: Michael Peyton Jones <michael.peyton-jones@iohk.io>

Author: zeme-wana

.github/workflows/longitudinal-benchmark.yml

@@ -59,7 +59,7 @@ jobs:
       - name: Store benchmark result
         uses: benchmark-action/github-action-benchmark@v1.16.2
         with:
-          name: My Project Go Benchmark
+          name: `Plutus Benchmarks`
           tool: 'customSmallerIsBetter'
           output-file-path: output.json
           github-token: ${{ secrets.GITHUB_TOKEN }}