Print the right error message for Kubernetes executor errors
## Description We experienced an issue with our kubernetes executor failing with the following error: ``` ERROR: Job failed (system failure): prepare environment: setting up trapping scripts on emptyDir: unable to upgrade connection: container not found ("build"). Check https://docs.gitlab.com/runner/shells/index.html#shell-profile-loading for more information ``` Following the [URL](https://docs.gitlab.com/runner/shells/index.html#shell-profile-loading) the proposed fix to remove the mentioned content from the `.bash_logout` file. Below the suggestion is a list of executors which are affected, `kubernetes` is not mentioned as one of them. ## Proposal _ {paceholder} <!-- Don't edit below this line -->
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