Upgrade etebase dep.

package.json

@@ -9,7 +9,7 @@
     "@material-ui/lab": "^4.0.0-alpha.56",
     "@material-ui/pickers": "^3.2.10",
     "@material-ui/styles": "^4.10.0",
-    "etebase": "^0.12.0",
+    "etebase": "^0.13.0",
     "fuse.js": "^5.0.9-beta",
     "ical.js": "^1.4.0",
     "immutable": "^4.0.0-rc.12",

yarn.lock

@@ -4644,10 +4644,10 @@ etag@~1.8.1:
   resolved "https://registry.yarnpkg.com/etag/-/etag-1.8.1.tgz#41ae2eeb65efa62268aebfea83ac7d79299b0887"
   integrity sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc=
 
-etebase@^0.12.0:
-  version "0.12.0"
-  resolved "https://registry.yarnpkg.com/etebase/-/etebase-0.12.0.tgz#91cba73d059f7828c9d1ab7c76fb250fdcbf26a3"
-  integrity sha512-z/UUdNyPmml5W0MQ+RS9r8tZE727t0UcQsCb9UhReTDDZLvTXh8uMJS6hjL9Tfqgj1iDCZ0jPo7KzAYXxOVVYw==
+etebase@^0.13.0:
+  version "0.13.0"
+  resolved "https://registry.yarnpkg.com/etebase/-/etebase-0.13.0.tgz#5658a1960270cadda9ff751e35448cda7f12b8ca"
+  integrity sha512-yjEraPT3RyUCK1zZ+swAsFhdjpvqA7B6jc8O36c16xid9+SRRrKXFDrMdg4i263Fj4146cX7DKo9kOGKx/6qiA==
   dependencies:
     "@msgpack/msgpack" "^1.12.2"
     libsodium-wrappers "0.7.6"