[maps] Support time series split for top hits per entity source

[nreese]

Closes #141978

Test instructions

• clone https://github.com/thomasneirynck/faketracks
• cd into faketracks
• run npm install
• run node ./generate_tracks.js --isTimeSeries
• In Kibana, create tracks data view
• In Maps, create new map and add Top hits layer. Select Tracks data view.

[nreese]

@elasticmachine merge upstream

[elasticmachine]

Pinging @elastic/kibana-presentation (Team:Presentation)

[nreese]

@elasticmachine merge upstream

[jsanz]

Commenting to keep the team review request.

Tested locally with the faketracks dataset, and it works as expected. The new workflow is straightforward. 👏

vokoscreenNG-2023-07-14_12-13-07.webm

[nickpeihl]

lgtm!

code review and tested new top hits implementation on tsdb indices

[kibana-ci]

💚 Build Succeeded

• Buildkite Build
• Commit: c2f78f9

Metrics [docs]

Async chunks

Total size of all lazy-loaded chunks that will be downloaded as the user navigates the app

id	before	after	diff
maps	2.8MB	2.8MB	+2.2KB

Unknown metric groups

ESLint disabled line counts

id	before	after	diff
enterpriseSearch	14	16	+2
securitySolution	411	415	+4
total			+6

Total ESLint disabled count

id	before	after	diff
enterpriseSearch	15	17	+2
securitySolution	490	494	+4
total			+6

History

• 💚 Build #142285 succeeded b5324f0
• 💚 Build #142108 succeeded 41bdb2b
• 💔 Build #142098 failed ca855b5
• 💔 Build #142078 failed 0fee923
• 💔 Build #142035 failed 3ceda84

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@elasticmachine merge upstream