chore: upgrade deps

Author: philipstanislaus

package.json

@@ -35,13 +35,13 @@
   "dependencies": {},
   "devDependencies": {
     "@types/chai": "^4.2.7",
-    "@types/mocha": "^8.2.0",
+    "@types/mocha": "^9.1.0",
     "chai": "^4.1.2",
     "codecov": "^3.8.1",
-    "mocha": "^8.2.1",
+    "mocha": "^9.2.0",
     "nyc": "^15.1.0",
     "prettier": "^2.2.1",
-    "ts-mocha": "^8.0.0",
+    "ts-mocha": "^9.0.2",
     "tslint": "^6.1.3",
     "tslint-config-prettier": "^1.18.0",
     "typescript": "^4.1.3",