deps(dev): bump it-map from 2.0.1 to 3.0.2 (libp2p#88)

Bumps [it-map](https://github.com/achingbrain/it) from 2.0.1 to 3.0.2.
- [Release notes](https://github.com/achingbrain/it/releases)
- [Commits](achingbrain/it@it-map-v2.0.1...it-map-v3.0.2)

---
updated-dependencies:
- dependency-name: it-map
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Alex Potsides <alex@achingbrain.net>

package.json

@@ -191,7 +191,7 @@
   "devDependencies": {
     "aegir": "^38.1.7",
     "it-all": "^3.0.1",
-    "it-map": "^2.0.0",
+    "it-map": "^3.0.2",
     "it-pipe": "^3.0.0",
     "p-defer": "^4.0.0",
     "uint8arrays": "^4.0.2"