Bump dev deps (#147)

package.json

@@ -7,7 +7,7 @@
     "packages/*"
   ],
   "resolutions": {
-    "typescript": "^4.0.5"
+    "typescript": "^4.1.2"
   },
   "scripts": {
     "build": "yarn build:wasm",
@@ -23,8 +23,8 @@
     "test:wasm:rust": "cd packages/wasm-crypto && RUST_BACKTRACE=full cargo test --release -- --nocapture"
   },
   "devDependencies": {
-    "@babel/core": "^7.12.3",
-    "@polkadot/dev": "^0.60.1"
+    "@babel/core": "^7.12.8",
+    "@polkadot/dev": "^0.60.4"
   },
   "version": "2.0.1"
 }

packages/wasm-crypto/package.json

@@ -8,9 +8,9 @@
   "main": "index.js",
   "types": "index.d.ts",
   "devDependencies": {
-    "@polkadot/dev": "^0.60.1",
-    "@polkadot/util": "^4.0.2-11",
-    "@polkadot/x-randomvalues": "^4.0.2-11",
+    "@polkadot/dev": "^0.60.4",
+    "@polkadot/util": "^4.2.1",
+    "@polkadot/x-randomvalues": "^4.2.1",
     "override-require": "^1.1.1"
   },
   "peerDependencies": {