chore: specify options.logging in cloud build

[JoeWang1127]

In this PR:

• Specify options.logging` in Cloud Build config.

The cloud build failed when pushing:

Error: Insufficient step blocks

  on ../../modules/infra_cloud_build/cloud_build.tf line 32, in resource "google_cloudbuild_trigger" "triggers":
  32:   build {

At least 1 "step" blocks are required.
  
Error: Insufficient step blocks

  on ../../modules/infra_cloud_build/cloud_build.tf line 32, in resource "google_cloudbuild_trigger" "triggers":
  32:   build {

At least 1 "step" blocks are required.

Try to resolve this issue following this answer in YAQS.

[JoeWang1127]

I didn't find where the trigger is defined in g3. I'll do a more through investigation later since this is not relevant to this change.

File .cloudbuild/library_generation/cloudbuild-library-generation-integration-tests.yaml not found

[sonarcloud]

Quality Gate passed for 'gapic-generator-java-root'

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[sonarcloud]

Quality Gate passed for 'java_showcase_integration_tests'

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud