chore: update lerna monorepo (#1814)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

Diff for: package.json

@@ -77,7 +77,7 @@
     "email": "[email protected]"
   },
   "devDependencies": {
-    "@lerna/project": "3.18.0",
+    "@lerna/project": "3.21.0",
     "@types/jest": "25.1.3",
     "@types/node": "12.12.28",
     "@typescript-eslint/eslint-plugin": "^2.19.0",
@@ -89,7 +89,7 @@
     "eslint-plugin-jest": "^23.6.0",
     "husky": "4.2.5",
     "jest": "25.1.0",
-    "lerna": "3.20.2",
+    "lerna": "3.22.1",
     "lerna-v2": "npm:lerna@2",
     "lerna-v3": "npm:lerna@3",
     "lint-staged": "10.2.9",