Suppress role selection if no roles available

[akhenry]

Closes #6801

Describe your changes:

Checks if any roles are returned by the user provider. If none, then do not prompt the user to select a role.

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• Have you followed the guidelines in our Contributing document?
• Have you checked to ensure there aren't other open Pull Requests for the same update/change?
• Is this change backwards compatible? For example, developers won't need to change how they are calling the API or how they've extended core plugins such as Tables or Plots.

Author Checklist

• Changes address original issue?
• Tests included and/or updated with changes?
• Command line build passes?
• Has this been smoke tested?
• Testing instructions included in associated issue OR is this a dependency/testcase change?

Reviewer Checklist

• Changes appear to address issue?
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[codecov]

Codecov Report

Merging #6802 (90d3ab9) into master (e386036) will decrease coverage by 2.13%.
The diff coverage is 0.00%.

❗ Current head 90d3ab9 differs from pull request most recent head 92566e7. Consider uploading reports for the commit 92566e7 to get more accurate results

@@            Coverage Diff             @@
##           master    #6802      +/-   ##
==========================================
- Coverage   53.73%   51.61%   -2.13%     
==========================================
  Files         631      631              
  Lines       25146    25148       +2     
  Branches     2520     2521       +1     
==========================================
- Hits        13513    12979     -534     
- Misses      10959    11495     +536     
  Partials      674      674              

Flag	Coverage Δ		*Carryforward flag
e2e-full	42.28% <ø> (ø)		Carriedforward from e386036
e2e-stable	39.49% <ø> (-16.13%)	⬇️
unit	48.27% <0.00%> (+<0.01%)	⬆️

*This pull request uses carry forward flags. Click here to find out more.

Impacted Files	Coverage Δ
...plugins/userIndicator/components/UserIndicator.vue	35.89% <0.00%> (-1.95%)	⬇️

... and 101 files with indirect coverage changes

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[deploysentinel]

Current Playwright Test Results Summary

✅ 14 Passing - ⚠️ 1 Flaky

Run may still be in progress, this comment will be updated as current testing workflow or job completes...

(Last updated on 07/14/2023 11:22:08pm UTC)

Run Details

Running Workflow e2e-couchdb on Github Actions

Commit: 92566e7

Started: 07/14/2023 11:19:03pm UTC

⚠️ Flakes

📄   functional/forms.e2e.spec.js • 1 Flake

Test Case Results

Test Case	Last 7 days Failures	Last 7 days Flakes
Persistence operations @couchdb Can create an object after a conflict error @couchdb @2p Retry 1 • Initial Attempt	7.69% (4) 4 / 52 runs failed over last 7 days	3.85% (2) 2 / 52 runs flaked over last 7 days

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View Detailed Build Results

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Current Playwright Test Results Summary

✅ 133 Passing - ⚠️ 2 Flaky

Run may still be in progress, this comment will be updated as current testing workflow or job completes...

(Last updated on 07/14/2023 11:22:08pm UTC)

Run Details

Running Job e2e-stable on CircleCI

Commit: 92566e7

Started: 07/14/2023 11:15:06pm UTC

⚠️ Flakes

📄   functional/plugins/timer/timer.e2e.spec.js • 1 Flake

Test Case Results

Test Case	Last 7 days Failures	Last 7 days Flakes
Timer Can perform actions on the Timer Retry 1 • Initial Attempt	0% (0) 0 / 110 runs failed over last 7 days	0.91% (1) 1 / 110 run flaked over last 7 days

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📄   functional/plugins/plot/tagging.e2e.spec.js • 1 Flake

Test Case Results

Test Case	Last 7 days Failures	Last 7 days Flakes
Plot Tagging Tags work with Plot View of telemetry items Retry 2 • Retry 1 • Initial Attempt	0% (0) 0 / 110 runs failed over last 7 days	25.45% (28) 28 / 110 runs flaked over last 7 days

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View Detailed Build Results

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