chore(deps): update node.js to v18

package.json

@@ -3,7 +3,7 @@
   "version": "0.0.0-DEVELOPMENT",
   "description": "CLI to bootstrap Sourcegraph npm packages",
   "engines": {
-    "node": "^14.0.0"
+    "node": "^18.18.2"
   },
   "repository": {
     "type": "git",
@@ -70,7 +70,7 @@
     "@types/js-yaml": "3.12.5",
     "@types/mkdirp-promise": "5.0.0",
     "@types/mz": "2.7.5",
-    "@types/node": "12.20.55",
+    "@types/node": "18.18.5",
     "download-cli": "^1.1.1",
     "eslint": "^7.32.0",
     "husky": "^4.2.3",

yarn.lock

@@ -772,10 +772,10 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-20.5.1.tgz#178d58ee7e4834152b0e8b4d30cbfab578b9bb30"
   integrity sha512-4tT2UrL5LBqDwoed9wZ6N3umC4Yhz3W3FloMmiiG4JwmUJWpie0c7lcnUNd4gtMKuDEO4wRVS8B6Xa0uMRsMKg==
 
-"@types/node@12.20.55":
-  version "12.20.55"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-12.20.55.tgz#c329cbd434c42164f846b909bd6f85b5537f6240"
-  integrity sha512-J8xLz7q2OFulZ2cyGTLE1TbbZcjpno7FaN6zdJNrgAdrJ+DZzh/uFR6YrTb4C+nXakvud8Q4+rbhoIWlYQbUFQ==
+"@types/node@18.18.5":
+  version "18.18.5"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-18.18.5.tgz#afc0fd975df946d6e1add5bbf98264225b212244"
+  integrity sha512-4slmbtwV59ZxitY4ixUZdy1uRLf9eSIvBWPQxNjhHYWEtn0FryfKpyS2cvADYXTayWdKEIsJengncrVvkI4I6A==
 
 "@types/normalize-package-data@^2.4.0":
   version "2.4.0"