Add secrets to plugins

[kaixi-wang]

What changes are proposed in this pull request?

(Please fill in changes proposed in this fix)

How is this patch tested? If it is not, please explain why.

(Details)

Release Notes

Is this a user-facing change that should be mentioned in the release notes?

• No. You can skip the rest of this section.
• Yes. Give a description of this change to be included in the release
  notes for FiftyOne users.

(Details in 1-2 sentences. You can just refer to another PR with a description
if this PR is part of a larger change.)

What areas of FiftyOne does this PR affect?

• App: FiftyOne application changes
• Build: Build and test infrastructure changes
• Core: Core fiftyone Python library changes
• Documentation: FiftyOne documentation changes
• Other

[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (4ffccbc) 15.98% compared to head (0828382) 15.98%.
Report is 10 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #3453   +/-   ##
========================================
  Coverage    15.98%   15.98%           
========================================
  Files          572      572           
  Lines        71235    71235           
  Branches       800      800           
========================================
  Hits         11388    11388           
  Misses       59847    59847           

Flag	Coverage Δ
app	15.98% <ø> (ø)

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