fix: do not import the whole google-gax from proto JS (#1553) (#583)

fix: use google-gax v3.3.0
Source-Link: googleapis/synthtool@c73d112
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-nodejs:latest@sha256:b15a6f06cc06dcffa11e1bebdf1a74b6775a134aac24a0f86f51ddf728eb373e

Author: gcf-owl-bot[bot]

packages/google-cloud-iot/package.json

@@ -43,7 +43,7 @@
     "precompile": "gts clean"
   },
   "dependencies": {
-    "google-gax": "^3.0.1"
+    "google-gax": "^3.3.0"
   },
   "devDependencies": {
     "@types/mocha": "^9.0.0",