fix: remove unused script

Author: 0xneves

indexer/package.json

@@ -75,7 +75,6 @@
     "migrate:up": "dotenv -e .env npx sequelize-cli db:migrate",
     "migrate:down": "dotenv -e .env npx sequelize-cli db:migrate:undo",
     "test:unit": "jest tests/unit/*.test.ts",
-    "test:integration": "dotenv -e .env.testing jest tests/integration/*.test.ts",
     "test:queries": "dotenv -e .env.testing jest tests/integration/queries/*.test.ts",
     "test:subscriptions": "dotenv -e .env.testing jest tests/integration/subscriptions/*.test.ts",
     "test:file": "dotenv -e .env.testing jest",