[botcom] add yarn reset-db command (tldraw#4778)

oversight, should have added this when I added the script

### Change type


- [x] `other`

apps/dotcom/sync-worker/package.json

@@ -16,6 +16,7 @@
 		"test": "yarn run -T jest",
 		"test-coverage": "lazy inherit",
 		"check-bundle-size": "yarn run -T tsx ../../../internal/scripts/check-worker-bundle.ts --entry src/worker.ts --size-limit-bytes 450000",
+		"reset-db": "./reset-db.sh",
 		"lint": "yarn run -T tsx ../../../internal/scripts/lint.ts"
 	},
 	"dependencies": {