fix: upgrade gapic-tools from 0.4.0 to 0.4.3

Snyk has created this PR to upgrade gapic-tools from 0.4.0 to 0.4.3.

See this package in npm:
gapic-tools

See this project in Snyk:
https://app.snyk.io/org/cachiman/project/d6625bf0-8ef2-47ce-9574-f7d58cae28bb?utm_source=github-cloud-app&utm_medium=referral&page=upgrade-pr

packages/google-cloud-commerce-consumer-procurement/package.json

@@ -53,7 +53,7 @@
     "@types/sinon": "^17.0.0",
     "c8": "^9.0.0",
     "gts": "^5.0.0",
-    "gapic-tools": "0.4.0",
+    "gapic-tools": "0.4.3",
     "jsdoc": "^4.0.0",
     "jsdoc-fresh": "^3.0.0",
     "jsdoc-region-tag": "^3.0.0",