Update definitelyTyped

package.json

@@ -23,36 +23,36 @@
     "node": ">=10.0.0"
   },
   "dependencies": {
-    "core-js": "^3.6.5",
+    "core-js": "^3.8.2",
     "promise-readable": "^6.0.0",
     "promise-writable": "^6.0.0"
   },
   "devDependencies": {
-    "@types/chai": "^4.2.12",
+    "@types/chai": "^4.2.14",
     "@types/dirty-chai": "^2.0.2",
-    "@types/mocha": "^8.0.1",
-    "@types/node": "^14.0.27",
+    "@types/mocha": "^8.2.0",
+    "@types/node": "^14.14.20",
     "@types/simple-websocket": "^7.0.1",
-    "@typescript-eslint/eslint-plugin": "^3.9.0",
-    "@typescript-eslint/eslint-plugin-tslint": "^3.9.0",
-    "@typescript-eslint/parser": "^3.9.0",
+    "@typescript-eslint/eslint-plugin": "^3.10.1",
+    "@typescript-eslint/eslint-plugin-tslint": "^3.10.1",
+    "@typescript-eslint/parser": "^3.10.1",
     "chai": "^4.2.0",
     "changelog-parser": "^2.8.0",
     "coveralls": "^3.1.0",
-    "cross-env": "^7.0.2",
+    "cross-env": "^7.0.3",
     "dirty-chai": "^2.0.1",
-    "eslint": "^7.6.0",
-    "eslint-config-prettier": "^6.11.0",
-    "eslint-plugin-import": "^2.22.0",
-    "eslint-plugin-jsdoc": "^30.2.1",
+    "eslint": "^7.17.0",
+    "eslint-config-prettier": "^6.15.0",
+    "eslint-plugin-import": "^2.22.1",
+    "eslint-plugin-jsdoc": "^30.7.13",
     "eslint-plugin-node": "^11.1.0",
-    "markdownlint-cli": "^0.23.2",
-    "mocha": "^8.1.1",
+    "markdownlint-cli": "^0.26.0",
+    "mocha": "^8.2.1",
     "mocha-steps": "^1.3.0",
     "nyc": "^15.1.0",
-    "prettier": "^2.1.2",
-    "shx": "^0.3.2",
-    "simple-websocket": "^9.0.0",
+    "prettier": "^2.2.1",
+    "shx": "^0.3.3",
+    "simple-websocket": "^9.1.0",
     "source-map-support": "^0.5.19",
     "ts-node": "^8.10.2",
     "typescript": "^3.9.7",