chore: update deps (#47)

Author: achingbrain

package.json

@@ -42,9 +42,9 @@
     "level": "^5.0.1"
   },
   "devDependencies": {
-    "aegir": "^25.0.0",
+    "aegir": "^28.1.0",
     "chai": "^4.2.0",
-    "cids": "^0.8.3",
+    "cids": "^1.0.2",
     "dirty-chai": "^2.0.1",
     "level-mem": "^5.0.1",
     "rimraf": "^3.0.0"