chore: fix deps

Author: achingbrain

benchmarks/import/package.json

@@ -14,7 +14,6 @@
   "devDependencies": {
     "aegir": "^47.0.16",
     "blockstore-core": "^5.0.4",
-    "blockstore-fs": "^2.0.4",
     "ipfs-unixfs-importer": "^15.0.0",
     "it-buffer-stream": "^3.0.11",
     "it-drain": "^3.0.10"