*What version of crane are you running, and what are your clutsters+platform*
```
crane:
Version: v0.0.3
crane-lib:
Version: v0.0.6
```

*What did you expect to happen?*
Crane should have returned an exit code other than 0 and the container should have failed to build.

*What actually happened?*
The build proceeded and pushed without the plugins

*Please include any relevant logs or errors*
```
[3/3] STEP 9/12: RUN crane plugin-manager add OpenShiftPlugin --version v0.0.3
Run "crane plugin-manager list" to list all the available plugins

time="2022-07-06T20:21:48Z" level=error msg="The plugin OpenShiftPlugin is not found"
--> 525f12999ed
[3/3] STEP 10/12: RUN crane plugin-manager add ImagestreamPlugin
Run "crane plugin-manager list" to list all the available plugins

time="2022-07-06T20:21:49Z" level=error msg="The plugin ImagestreamPlugin is not found"
```