Fix bazel builder by rolling back .bazelrc change (#35)
Fix bazel builder by rolling back .bazelrc change (#35)

https://github.com/GoogleCloudPlatform/cloud-builders/commit/ed8bfb27bafb7880a46d1513a3fc4ec4b6ebb88e broke the build

```
Step #2: Already have image: gcr.io/argo-integration-testing/bazel
Starting Step #2
Step #2: INFO: Reading 'startup' options from /root/.bazelrc: --output_base=/workspace
Step #2: ..................
Step #2: Blaze should not be called from a Blaze output directory. The pertinent workspace directory is: '/workspace/examples'
Finished Step #2
```
GoogleCloudPlatform/cloud-builders,google-octo/cloud-builders,google-octo/cloud-builders,google-octo/cloud-builders,GoogleCloudPlatform/cloud-builders,GoogleCloudPlatform/cloud-builders,GoogleCloudPlatform/cloud-builders,google-octo/cloud-builders,GoogleCloudPlatform/cloud-builders,google-octo/cloud-builders,GoogleCloudPlatform/cloud-builders,google-octo/cloud-builders,google-octo/cloud-builders,GoogleCloudPlatform/cloud-builders