Make E2E test suite re-runnable (TestOutputArtifactS3BucketCreationEnabled)

[alexec]

Pre-requisites

• I have double-checked my configuration
• I can confirm the issues exists when I tested with :latest
• I'd like to contribute the fix myself (see contributing guide)

What happened/what you expected to happen?

One of the tests in the E2E cannot be re-run, that means the retry in the CI build cannot re-run it.

Version

master

Paste a small workflow that reproduces the issue. We must be able to run the workflow; don't enter a workflows that uses private images.

=== PASS: FunctionalSuite/TestOptionalInputArtifacts
[2161](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2162)
=== RUN   TestFunctionalSuite/TestOutputArtifactS3BucketCreationEnabled
[2162](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2163)
Submitting workflow  output-artifact-with-s3-bucket-creation-enabled-
[2163](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2164)
Waiting 1m0s for workflow metadata.name=output-artifact-with-s3-bucket-creation-enabled-2sckw
[2164](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2165)
 ? output-artifact-with-s3-bucket-creation-enabled-2sckw Workflow 0s      
[2165](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2166)

[2166](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2167)
 ● output-artifact-with-s3-bucket-creation-enabled-2sckw   Workflow  0s      
[2167](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2168)
 └ ● output-artifact-with-s3-bucket-creation-enabled-2sckw Steps     0s      
[2168](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2169)
 └ ◷ generate-artifact                                     Pod       0s      
[2169](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2170)
 └ ● [0]                                                   StepGroup 0s      
[2170](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2171)

[2171](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2172)
 ● output-artifact-with-s3-bucket-creation-enabled-2sckw   Workflow  0s      
[2172](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2173)
 └ ● output-artifact-with-s3-bucket-creation-enabled-2sckw Steps     0s      
[2173](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2174)
 └ ◷ generate-artifact                                     Pod       0s      PodInitializing
[2174](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2175)
 └ ● [0]                                                   StepGroup 0s      
[2175](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2176)

[2176](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2177)
 ● output-artifact-with-s3-bucket-creation-enabled-2sckw   Workflow  0s      
[2177](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2178)
 └ ● output-artifact-with-s3-bucket-creation-enabled-2sckw Steps     0s      
[2178](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2179)
 └ ● generate-artifact                                     Pod       0s      
[2179](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2180)
 └ ● [0]                                                   StepGroup 0s      
[2180](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2181)

[2181](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2182)
 ✖ output-artifact-with-s3-bucket-creation-enabled-2sckw   Workflow  9s      child 'output-artifact-with-s3-bucket-creation-enabled-2sckw-1722879605' failed
[2182](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2183)
 └ ✖ output-artifact-with-s3-bucket-creation-enabled-2sckw Steps     9s      child 'output-artifact-with-s3-bucket-creation-enabled-2sckw-1722879605' failed
[2183](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2184)
 └ ⚠ generate-artifact                                     Pod       4s      Error (exit code 1): failed to create bucket bucket-that-does-not-exist-2: Your previous request to create the named bucket succeeded and you already own it.
[2184](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2185)
 └ ✖ [0]                                                   StepGroup 9s      child 'output-artifact-with-s3-bucket-creation-enabled-2sckw-1722879605' failed
[2185](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2186)

[2186](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2187)
    functional_test.go:879: condition never and cannot be met because the workflow is done
[2187](https://github.com/argoproj/argo-workflows/actions/runs/3515513837/jobs/5890991633#step:17:2188)
=== FAIL: FunctionalSuite/TestOutputArtifactS3BucketCreationEnabled

[alexec]

Ah. This is actually a bug with CreateBucketIfNotPresent. If the bucket already exists, it fails. Which is should not.

@alexcapras FYI