fix(ci): remove reference to deleted orchestrator-integrity.yml

The orchestrator job in integrity-check.yml called the deleted
orchestrator-integrity.yml workflow, causing CI failure.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: frostebite

.github/workflows/integrity-check.yml

@@ -31,8 +31,3 @@ jobs:
       - run: bash <(curl -s https://codecov.io/bash)
       - run: yarn build || { echo "build command should always succeed" ; exit 61; }
   #      - run: yarn build --quiet && git diff --quiet dist || { echo "dist should be auto generated" ; git diff dist ; exit 62; }
-
-  orchestrator:
-    name: Orchestrator Integrity
-    uses: ./.github/workflows/orchestrator-integrity.yml
-    secrets: inherit