test(relay): enable accessory routes in the ban matrix

Co-authored-by: Codex <codex@openai.com>
Signed-off-by: Brad Seiler <seiler@squareup.com>

.github/workflows/_ci-relay.yml

@@ -349,6 +349,8 @@ jobs:
           ON CONFLICT (lower(host)) DO NOTHING
           ;"
       - name: Start relay
+        env:
+          BUZZ_V1_ENABLED: "true"
         run: |
           chmod +x ./target/ci/buzz-relay
           nohup env \
@@ -547,6 +549,8 @@ jobs:
             --archive-file target/ci/backend-integration-tests.tar.zst \
             -E 'package(buzz-relay) and test(/workflow_sink/)'
       - name: Start relay
+        env:
+          BUZZ_V1_ENABLED: "true"
         run: |
           chmod +x ./target/ci/buzz-relay
           nohup env \
@@ -618,6 +622,8 @@ jobs:
           merge-multiple: true
           path: target/ci
       - name: Start relay
+        env:
+          BUZZ_V1_ENABLED: "true"
         run: |
           chmod +x ./target/ci/buzz-relay ./target/ci/git-credential-nostr
           ./scripts/start-relay-for-tests.sh --no-build