chore: update cids dependency (#198)

Author: Alan Shaw

package.json

@@ -57,14 +57,14 @@
     "base32.js": "~0.1.0",
     "bignumber.js": "^8.1.1",
     "buffer": "^5.2.1",
-    "cids": "~0.5.8",
+    "cids": "~0.7.0",
     "datastore-core": "~0.6.0",
     "datastore-fs": "~0.8.0",
     "datastore-level": "~0.11.0",
     "debug": "^4.1.0",
     "dlv": "^1.1.2",
     "interface-datastore": "~0.6.0",
-    "ipfs-block": "~0.8.0",
+    "ipfs-block": "~0.8.1",
     "just-safe-set": "^2.1.0",
     "multiaddr": "^6.0.6",
     "proper-lockfile": "^4.0.0",