CircleCI issue: environment variables are missing resulting in false test failures

[shazron]

Description

The CI tests by CircleCI are failing because of missing environment variables. Something changed in the CircleCI project configuration that is resulting in false test failures.

Example PR: #925
PR Jobs: https://app.circleci.com/pipelines/github/oclif/oclif?branch=pull%2F925

Failure

https://app.circleci.com/pipelines/github/oclif/oclif/3898/workflows/87dc5684-4653-4499-988b-d005977c5028/jobs/45905

Success

https://app.circleci.com/pipelines/github/oclif/oclif/3714/workflows/a9902f92-3a9c-4b80-b1ee-6fbe75561579/jobs/45780

[mdonnalley]

@shazron We've turned off the Pass secrets to builds from forked pull requests setting in CircleCI turned off for security purposes.

[shazron]

@mdonnalley I would humbly suggest that the integration tests not be run on pull requests then, if only as a sanity check for you as an open source maintainer to quickly filter out signal from noise in submitted PRs, if not every PR will always fail...