chore: add egress endpoint to allow list (#233)

Author: Kenneth Rosario

.github/workflows/scorecard.yml

@@ -42,6 +42,7 @@ jobs:
             oss-fuzz-build-logs.storage.googleapis.com:443
             sigstore-tuf-root.storage.googleapis.com:443
             rekor.sigstore.dev:443
+            www.bestpractices.dev:443
           
       - name: "Checkout code"
         uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0