build: remove some unneeded typings and shuffle others (#1918)

* build: remove some unneeded typings and shuffle others

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

package.json

@@ -53,8 +53,6 @@
     "@google-cloud/promisify": "^4.0.0",
     "@opentelemetry/api": "^1.6.0",
     "@opentelemetry/semantic-conventions": "~1.21.0",
-    "@types/duplexify": "^3.6.0",
-    "@types/long": "^5.0.0",
     "arrify": "^2.0.0",
     "extend": "^3.0.2",
     "google-auth-library": "^9.3.0",
@@ -67,7 +65,7 @@
   "devDependencies": {
     "@grpc/proto-loader": "^0.7.0",
     "@opentelemetry/tracing": "^0.24.0",
-    "@types/execa": "^2.0.0",
+    "@types/duplexify": "^3.6.4",
     "@types/extend": "^3.0.0",
     "@types/lodash.snakecase": "^4.1.6",
     "@types/mocha": "^9.0.0",