Bump berry (#730)

.yarnrc.yml

@@ -10,4 +10,4 @@ plugins:
   - path: .yarn/plugins/@yarnpkg/plugin-version.cjs
     spec: "@yarnpkg/plugin-version"
 
-yarnPath: .yarn/releases/yarn-2.4.1.cjs
+yarnPath: .yarn/releases/yarn-3.0.0-rc.2.cjs

package.json

@@ -17,7 +17,7 @@
     "@polkadot/x-fetch": "^6.6.1",
     "babel-core": "^7.0.0-bridge.0",
     "safe-buffer": "^5.2.1",
-    "typescript": "^4.2.4"
+    "typescript": "^4.3.2"
   },
   "scripts": {
     "build": "polkadot-dev-build-ts && yarn build:zip",
@@ -39,7 +39,7 @@
   },
   "devDependencies": {
     "@babel/core": "^7.14.3",
-    "@polkadot/dev": "^0.62.21",
+    "@polkadot/dev": "^0.62.22",
     "@types/jest": "^26.0.23",
     "i18next-scanner": "^3.0.0",
     "sinon-chrome": "^3.0.1",

packages/extension/package.json

@@ -12,7 +12,7 @@
     "@polkadot/extension-ui": "^0.38.2"
   },
   "devDependencies": {
-    "@polkadot/dev": "^0.62.21",
+    "@polkadot/dev": "^0.62.22",
     "babel-loader": "^8.2.2",
     "browser-resolve": "^2.0.0",
     "buffer": "^6.0.3",