[pkg] Update mocha to version 9.0.3

Author: lpinca

package.json

@@ -30,7 +30,7 @@
     "node-gyp-build": "^4.2.0"
   },
   "devDependencies": {
-    "mocha": "^8.0.1",
+    "mocha": "^9.0.3",
     "node-gyp": "^7.1.2",
     "prebuildify": "^4.0.0",
     "prebuildify-cross": "^4.0.0"