[ES|QL] indentation improvements

[drewdaemon]

Summary

The formatter uses a tab size of 2 spaces. The editor should follow suit so that it is easy to keep the formatting.

Also, the editor should keep the current indentation automatically.

Screen.Recording.2025-04-04.at.1.47.44.PM.mov

[elasticmachine]

💛 Build succeeded, but was flaky

• Buildkite Build
• Commit: b6224bd

Failed CI Steps

• Jest Tests #6
• FTR Configs #40

Test Failures

• [job] [logs] FTR Configs #40 / ObservabilityApp Observability Rules page Create rules form "after each" hook for "allows ES query rules to be created by users with only logs feature enabled"
• [job] [logs] FTR Configs #40 / ObservabilityApp Observability Rules page Create rules form only logs feature enabled allows ES query rules to be created by users with only logs feature enabled
• [job] [logs] Jest Tests #6 / Templates renders empty templates correctly

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
esql	244.2KB	244.2KB	+10.0B

[elasticmachine]

Pinging @elastic/kibana-esql (Team:ESQL)