fix: do not import the whole google-gax from proto JS (#1553) (#501)

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

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

Author: gcf-owl-bot[bot]

.github/.OwlBot.lock.yaml

@@ -13,5 +13,5 @@
 # limitations under the License.
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-nodejs:latest
-  digest: sha256:ddb19a6df6c1fa081bc99fb29658f306dd64668bc26f75d1353b28296f3a78e6
-# created: 2022-06-07T21:18:30.024751809Z
+  digest: sha256:b15a6f06cc06dcffa11e1bebdf1a74b6775a134aac24a0f86f51ddf728eb373e
+# created: 2022-08-26T22:34:55.905845397Z