chore(deps): bump ipfs-utils from 3.0.0 to 4.0.0 (#84)

Bumps [ipfs-utils](https://github.com/ipfs/js-ipfs-utils) from 3.0.0 to 4.0.0.
- [Release notes](https://github.com/ipfs/js-ipfs-utils/releases)
- [Changelog](https://github.com/ipfs/js-ipfs-utils/blob/master/CHANGELOG.md)
- [Commits](ipfs/js-ipfs-utils@v3.0.0...v4.0.0)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Author: dependabot-preview[bot]

packages/ipfs-unixfs-exporter/package.json

@@ -55,7 +55,7 @@
     "err-code": "^2.0.0",
     "hamt-sharding": "^1.0.0",
     "ipfs-unixfs": "^2.0.3",
-    "ipfs-utils": "^3.0.0",
+    "ipfs-utils": "^4.0.0",
     "it-last": "^1.0.1",
     "multihashing-async": "^2.0.0"
   }

packages/ipfs-unixfs-importer/package.json

@@ -52,7 +52,7 @@
     "err-code": "^2.0.0",
     "hamt-sharding": "^1.0.0",
     "ipfs-unixfs": "^2.0.3",
-    "ipfs-utils": "^3.0.0",
+    "ipfs-utils": "^4.0.0",
     "ipld-dag-pb": "^0.20.0",
     "it-all": "^1.0.1",
     "it-batch": "^1.0.3",