[Feature Anywhere] Fix bug of charts in view events flyout not fetching vislayers

[ohltyler]

Description

There was some recent bug fixes to prevent fetching vislayers in the context of the vis edit flow. This fix missed the scenario of rendering the charts in the view events flyout. This fixes that by checking the config that is passed to the visualize_embeddable, and checking if in the flyout context or not.

Check List

• All tests pass
  • yarn test:jest
  • yarn test:jest_integration
  • yarn test:ftr
• New functionality includes testing.
• New functionality has been documented.
• Update CHANGELOG.md
• Commits are signed per the DCO using --signoff

[codecov]

Codecov Report

Merging #4443 (9d0f515) into feature/feature-anywhere (45ecc1f) will decrease coverage by 0.06%.
The diff coverage is 0.00%.

@@                     Coverage Diff                      @@
##           feature/feature-anywhere    #4443      +/-   ##
============================================================
- Coverage                     66.43%   66.37%   -0.06%     
============================================================
  Files                          3287     3287              
  Lines                         63258    63256       -2     
  Branches                       9796     9797       +1     
============================================================
- Hits                          42026    41989      -37     
- Misses                        18868    18897      +29     
- Partials                       2364     2370       +6     

Flag	Coverage Δ
Linux	66.37% <0.00%> (+<0.01%)	⬆️
Windows	?

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Impacted Files	Coverage Δ
...izations/public/embeddable/visualize_embeddable.ts	19.31% <0.00%> (ø)

... and 10 files with indirect coverage changes