use C8 instead of nyc for test coverage

Server/package.json

@@ -5,7 +5,7 @@
   "main": "index.js",
   "type": "module",
   "scripts": {
-    "test": "nyc mocha",
+    "test": "c8 mocha",
     "dev": "nodemon index.js"
   },
   "keywords": [],
@@ -16,7 +16,6 @@
     "axios": "^1.7.2",
     "bcrypt": "^5.1.1",
     "bullmq": "5.7.15",
-    "chai": "5.1.1",
     "cors": "^2.8.5",
     "dotenv": "^16.4.5",
     "express": "^4.19.2",
@@ -26,7 +25,6 @@
     "jsonwebtoken": "9.0.2",
     "mailersend": "^2.2.0",
     "mjml": "^5.0.0-alpha.4",
-    "mocha": "10.7.3",
     "mongoose": "^8.3.3",
     "multer": "1.4.5-lts.1",
     "nodemailer": "^6.9.14",
@@ -37,11 +35,11 @@
     "winston": "^3.13.0"
   },
   "devDependencies": {
+    "chai": "5.1.1",
+    "mocha": "10.7.3",
+    "c8": "10.1.2",
     "esm": "3.2.25",
     "nodemon": "3.1.0",
-    "nyc": "17.1.0",
-    "proxyquire": "2.1.3",
-    "rewire": "7.0.0",
     "sinon": "19.0.2"
   }
 }