refactor: pinned deps

Author: CorentinTh

package.json

@@ -55,9 +55,9 @@
     "class-validator": "0.13.2",
     "compression": "1.7.4",
     "convict": "6.2.1",
-    "dotenv": "^10.0.0",
+    "dotenv": "10.0.0",
     "helmet": "5.0.1",
-    "pg": "^8.7.1",
+    "pg": "8.7.1",
     "pug": "3.0.2",
     "reflect-metadata": "0.1.13",
     "rimraf": "3.0.2",
@@ -88,7 +88,7 @@
     "supertest": "6.1.6",
     "ts-jest": "27.1.2",
     "ts-loader": "9.2.6",
-    "ts-node": "^10.4.0",
+    "ts-node": "10.4.0",
     "tsconfig-paths": "3.12.0",
     "typescript": "4.5.4"
   },