fix(deps): pin dependencies (#153)

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

Author: renovate[bot]

package.json

@@ -22,9 +22,9 @@
     "validate": "npm run lint"
   },
   "dependencies": {
-    "@typescript-eslint/parser": "^4.2.0",
-    "eslint-config-airbnb": "^18.2.0",
-    "eslint-config-airbnb-base": "^14.2.0"
+    "@typescript-eslint/parser": "4.2.0",
+    "eslint-config-airbnb": "18.2.0",
+    "eslint-config-airbnb-base": "14.2.0"
   },
   "peerDependencies": {
     "@typescript-eslint/eslint-plugin": "^4.2.0"